/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 16:32:33,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 16:32:33,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 16:32:33,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 16:32:33,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf [2021-06-06 16:32:33,209 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 16:32:33,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 16:32:33,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 16:32:33,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 16:32:33,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 16:32:33,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 16:32:33,212 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 16:32:33,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 16:32:33,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 16:32:33,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 16:32:33,213 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 16:32:33,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 16:32:33,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 16:32:33,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 16:32:33,215 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 16:32:33,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 16:32:33,216 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 16:32:33,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 16:32:33,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 16:32:33,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 16:32:33,480 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 16:32:33,481 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 16:32:33,482 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl [2021-06-06 16:32:33,482 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl' [2021-06-06 16:32:33,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 16:32:33,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 16:32:33,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 16:32:33,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 16:32:33,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 16:32:33,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 16:32:33,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 16:32:33,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 16:32:33,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 16:32:33,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... [2021-06-06 16:32:33,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 16:32:33,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 16:32:33,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 16:32:33,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 16:32:33,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 16:32:33,609 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 16:32:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 16:32:33,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 16:32:33,609 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 16:32:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 16:32:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 16:32:33,610 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 16:32:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 16:32:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 16:32:33,611 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 16:32:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 16:32:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 16:32:33,612 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 16:32:33,777 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 16:32:33,778 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 16:32:33,779 INFO L202 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 04:32:33 BoogieIcfgContainer [2021-06-06 16:32:33,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 16:32:33,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 16:32:33,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 16:32:33,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 16:32:33,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:32:33" (1/2) ... [2021-06-06 16:32:33,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707c1cee and model type send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 04:32:33, skipping insertion in model container [2021-06-06 16:32:33,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 04:32:33" (2/2) ... [2021-06-06 16:32:33,783 INFO L111 eAbstractionObserver]: Analyzing ICFG send-receive.wvr.bpl [2021-06-06 16:32:33,787 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 16:32:33,787 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 16:32:33,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 16:32:33,787 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 16:32:33,842 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 16:32:33,855 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 [2021-06-06 16:32:33,922 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 16:32:33,922 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 16:32:33,922 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 16:32:33,922 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 16:32:33,922 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 16:32:33,922 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 16:32:33,922 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 16:32:33,922 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 16:32:34,001 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:34,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:34,004 INFO L82 PathProgramCache]: Analyzing trace with hash -2031000483, now seen corresponding path program 1 times [2021-06-06 16:32:34,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:34,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523750862] [2021-06-06 16:32:34,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,089 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:34,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523750862] [2021-06-06 16:32:34,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523750862] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:34,091 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 16:32:34,091 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 16:32:34,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674637012] [2021-06-06 16:32:34,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 16:32:34,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:34,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 16:32:34,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 16:32:34,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,109 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:34,110 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,158 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 16:32:34,158 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:34,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:34,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1093330211, now seen corresponding path program 2 times [2021-06-06 16:32:34,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:34,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295334839] [2021-06-06 16:32:34,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,209 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:34,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295334839] [2021-06-06 16:32:34,210 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295334839] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:34,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 16:32:34,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 16:32:34,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084744858] [2021-06-06 16:32:34,218 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 16:32:34,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:34,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 16:32:34,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 16:32:34,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,220 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:34,221 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 16:32:34,336 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:34,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:34,336 INFO L82 PathProgramCache]: Analyzing trace with hash 951489631, now seen corresponding path program 1 times [2021-06-06 16:32:34,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:34,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522961850] [2021-06-06 16:32:34,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,374 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:34,374 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522961850] [2021-06-06 16:32:34,374 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522961850] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:34,375 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 16:32:34,375 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 16:32:34,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379779631] [2021-06-06 16:32:34,376 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 16:32:34,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:34,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 16:32:34,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 16:32:34,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,377 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:34,377 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:34,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,410 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 16:32:34,410 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:34,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:34,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1153022757, now seen corresponding path program 1 times [2021-06-06 16:32:34,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:34,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553219874] [2021-06-06 16:32:34,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,445 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:34,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553219874] [2021-06-06 16:32:34,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553219874] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:34,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 16:32:34,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 16:32:34,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220062654] [2021-06-06 16:32:34,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 16:32:34,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:34,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 16:32:34,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 16:32:34,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,447 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:34,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:34,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,467 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 16:32:34,467 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:34,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:34,468 INFO L82 PathProgramCache]: Analyzing trace with hash -354061125, now seen corresponding path program 1 times [2021-06-06 16:32:34,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:34,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113051629] [2021-06-06 16:32:34,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:34,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113051629] [2021-06-06 16:32:34,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113051629] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:34,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694058305] [2021-06-06 16:32:34,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:34,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 16:32:34,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:34,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-06-06 16:32:34,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:34,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:34,743 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:34,743 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:7 [2021-06-06 16:32:34,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:34,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694058305] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:34,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:34,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-06-06 16:32:34,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486660614] [2021-06-06 16:32:34,760 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 16:32:34,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:34,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 16:32:34,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-06 16:32:34,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,761 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:34,761 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:34,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:35,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:35,037 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:35,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:35,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1575489859, now seen corresponding path program 2 times [2021-06-06 16:32:35,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:35,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479280094] [2021-06-06 16:32:35,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:35,062 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:35,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:35,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479280094] [2021-06-06 16:32:35,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479280094] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:35,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716483264] [2021-06-06 16:32:35,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:35,111 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:32:35,112 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:35,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 16:32:35,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:35,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1716483264] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:35,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 16:32:35,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2021-06-06 16:32:35,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317676383] [2021-06-06 16:32:35,158 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 16:32:35,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:35,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 16:32:35,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-06 16:32:35,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:35,159 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:35,159 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:35,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:35,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:35,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:35,384 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:35,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:35,385 INFO L82 PathProgramCache]: Analyzing trace with hash 734618169, now seen corresponding path program 1 times [2021-06-06 16:32:35,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:35,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976771590] [2021-06-06 16:32:35,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:35,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:35,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976771590] [2021-06-06 16:32:35,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976771590] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:35,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094593748] [2021-06-06 16:32:35,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:35,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-06 16:32:35,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:35,584 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-06 16:32:35,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 19 [2021-06-06 16:32:35,586 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:35,588 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:35,589 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:35,589 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:7 [2021-06-06 16:32:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:35,604 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094593748] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:35,604 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:35,604 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-06-06 16:32:35,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111854163] [2021-06-06 16:32:35,605 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 16:32:35,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:35,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 16:32:35,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-06-06 16:32:35,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:35,608 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:35,608 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:35,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:35,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:35,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:35,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:35,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:35,967 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:35,968 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:35,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:35,968 INFO L82 PathProgramCache]: Analyzing trace with hash 968258747, now seen corresponding path program 2 times [2021-06-06 16:32:35,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:35,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911509944] [2021-06-06 16:32:35,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:35,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:35,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:35,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911509944] [2021-06-06 16:32:35,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911509944] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:35,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425695325] [2021-06-06 16:32:35,996 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:36,023 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:32:36,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:36,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 16:32:36,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:36,074 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:36,074 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425695325] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:36,074 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:36,074 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-06-06 16:32:36,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188030884] [2021-06-06 16:32:36,075 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 16:32:36,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:36,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 16:32:36,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 16:32:36,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,075 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:36,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:36,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:36,325 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:36,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:36,325 INFO L82 PathProgramCache]: Analyzing trace with hash 113924919, now seen corresponding path program 3 times [2021-06-06 16:32:36,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:36,326 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229845437] [2021-06-06 16:32:36,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-06 16:32:36,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:36,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229845437] [2021-06-06 16:32:36,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229845437] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 16:32:36,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 16:32:36,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 16:32:36,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401484940] [2021-06-06 16:32:36,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 16:32:36,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:36,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 16:32:36,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 16:32:36,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:36,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-06 16:32:36,365 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:36,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:36,366 INFO L82 PathProgramCache]: Analyzing trace with hash 791671699, now seen corresponding path program 4 times [2021-06-06 16:32:36,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:36,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395455853] [2021-06-06 16:32:36,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:36,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:36,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395455853] [2021-06-06 16:32:36,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395455853] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:36,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472124144] [2021-06-06 16:32:36,549 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:36,583 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 16:32:36,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:36,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-06 16:32:36,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:36,720 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-06 16:32:36,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 24 [2021-06-06 16:32:36,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:36,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:36,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:36,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:54, output treesize:7 [2021-06-06 16:32:36,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:36,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472124144] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:36,739 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:36,739 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 12 [2021-06-06 16:32:36,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027625097] [2021-06-06 16:32:36,739 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 16:32:36,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:36,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 16:32:36,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-06 16:32:36,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,741 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:36,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:36,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:36,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:37,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:37,160 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:37,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:37,160 INFO L82 PathProgramCache]: Analyzing trace with hash -37873771, now seen corresponding path program 5 times [2021-06-06 16:32:37,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:37,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345753942] [2021-06-06 16:32:37,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:37,336 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:37,336 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:37,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345753942] [2021-06-06 16:32:37,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345753942] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:37,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996417294] [2021-06-06 16:32:37,337 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:37,376 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 16:32:37,376 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:37,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-06 16:32:37,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:37,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:32:37,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:37,640 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 31 [2021-06-06 16:32:37,642 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:37,647 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:37,649 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:37,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:79, output treesize:7 [2021-06-06 16:32:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:37,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996417294] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:37,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:37,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 16 [2021-06-06 16:32:37,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425761124] [2021-06-06 16:32:37,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 16:32:37,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:37,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 16:32:37,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2021-06-06 16:32:37,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:37,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:37,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.9411764705882355) internal successors, (50), 16 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:37,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:38,360 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:38,361 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:38,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:38,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1525858833, now seen corresponding path program 6 times [2021-06-06 16:32:38,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:38,361 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046679974] [2021-06-06 16:32:38,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:38,589 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 5 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:38,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:38,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046679974] [2021-06-06 16:32:38,589 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046679974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:38,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142393031] [2021-06-06 16:32:38,589 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:38,622 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 16:32:38,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:38,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 16:32:38,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:38,843 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 16:32:38,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 90 treesize of output 36 [2021-06-06 16:32:38,844 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:38,847 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:38,847 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:38,847 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:90, output treesize:7 [2021-06-06 16:32:38,858 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:32:38,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142393031] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:38,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:38,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 18 [2021-06-06 16:32:38,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941821144] [2021-06-06 16:32:38,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 16:32:38,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:38,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 16:32:38,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-06-06 16:32:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:38,859 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:38,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.3157894736842106) internal successors, (63), 18 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:38,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:38,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:38,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:38,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:39,508 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-06 16:32:39,509 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:39,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:39,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1903311601, now seen corresponding path program 7 times [2021-06-06 16:32:39,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:39,509 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346466875] [2021-06-06 16:32:39,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:39,811 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:39,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:39,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346466875] [2021-06-06 16:32:39,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346466875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:39,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241628290] [2021-06-06 16:32:39,812 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:39,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-06 16:32:39,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:40,131 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 16:32:40,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 109 treesize of output 43 [2021-06-06 16:32:40,133 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:40,135 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:40,135 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:40,135 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:109, output treesize:7 [2021-06-06 16:32:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:40,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241628290] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:40,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:40,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 21 [2021-06-06 16:32:40,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708094538] [2021-06-06 16:32:40,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 16:32:40,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:40,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 16:32:40,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2021-06-06 16:32:40,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:40,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:40,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.909090909090909) internal successors, (64), 21 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:40,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:40,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:32:41,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:41,005 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:41,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:41,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1931719119, now seen corresponding path program 8 times [2021-06-06 16:32:41,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:41,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082466192] [2021-06-06 16:32:41,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 7 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:41,333 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:41,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082466192] [2021-06-06 16:32:41,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082466192] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:41,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679923146] [2021-06-06 16:32:41,334 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:41,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:32:41,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:41,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-06 16:32:41,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:41,729 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 16:32:41,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 126 treesize of output 48 [2021-06-06 16:32:41,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:41,734 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:32:41,734 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:41,734 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:126, output treesize:7 [2021-06-06 16:32:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:41,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679923146] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:41,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:41,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 24 [2021-06-06 16:32:41,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29093879] [2021-06-06 16:32:41,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 16:32:41,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:41,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 16:32:41,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=513, Unknown=0, NotChecked=0, Total=600 [2021-06-06 16:32:41,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:41,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:41,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 3.04) internal successors, (76), 24 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:41,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:32:41,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:42,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:32:42,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:32:42,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:42,685 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:32:42,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:32:42,685 INFO L82 PathProgramCache]: Analyzing trace with hash -2094740403, now seen corresponding path program 9 times [2021-06-06 16:32:42,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:32:42,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519229839] [2021-06-06 16:32:42,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:32:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:32:43,142 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 8 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:43,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:32:43,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519229839] [2021-06-06 16:32:43,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519229839] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:43,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857520056] [2021-06-06 16:32:43,143 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:32:43,178 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-06 16:32:43,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:32:43,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 66 conjunts are in the unsatisfiable core [2021-06-06 16:32:43,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:32:45,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:32:45,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:45,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:32:46,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:32:46,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:32:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:32:46,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 28 disjoint index pairs (out of 66 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 55 [2021-06-06 16:32:46,020 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:32:46,035 INFO L628 ElimStorePlain]: treesize reduction 5, result has 84.4 percent of original size [2021-06-06 16:32:46,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:32:46,048 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:162, output treesize:7 [2021-06-06 16:32:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:32:46,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857520056] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:32:46,063 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:32:46,063 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 30 [2021-06-06 16:32:46,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811454427] [2021-06-06 16:32:46,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 16:32:46,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:32:46,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 16:32:46,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=809, Unknown=0, NotChecked=0, Total=930 [2021-06-06 16:32:46,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:46,064 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:32:46,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 3.032258064516129) internal successors, (94), 30 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:32:46,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:32:46,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:32:46,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:32:49,798 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-06-06 16:32:51,642 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-06-06 16:32:55,365 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2021-06-06 16:32:57,345 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-06-06 16:33:04,027 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-06-06 16:33:04,881 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:05,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:05,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:05,271 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-06 16:33:05,272 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:05,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:05,272 INFO L82 PathProgramCache]: Analyzing trace with hash -997417817, now seen corresponding path program 10 times [2021-06-06 16:33:05,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:05,272 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856269544] [2021-06-06 16:33:05,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:05,822 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 9 proven. 236 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:05,822 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:05,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856269544] [2021-06-06 16:33:05,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856269544] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:05,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496257516] [2021-06-06 16:33:05,822 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:05,860 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 16:33:05,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:05,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-06 16:33:05,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:06,459 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-06 16:33:06,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 162 treesize of output 60 [2021-06-06 16:33:06,462 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:06,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:06,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:06,465 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:162, output treesize:7 [2021-06-06 16:33:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 9 proven. 236 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:06,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496257516] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:06,476 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:06,476 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 30 [2021-06-06 16:33:06,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285714383] [2021-06-06 16:33:06,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 16:33:06,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:06,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 16:33:06,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=806, Unknown=0, NotChecked=0, Total=930 [2021-06-06 16:33:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:06,477 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:06,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.935483870967742) internal successors, (91), 30 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:06,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:06,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:06,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:06,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:06,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:07,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:08,090 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 16:33:08,090 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:08,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:08,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1365980247, now seen corresponding path program 11 times [2021-06-06 16:33:08,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:08,091 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117899758] [2021-06-06 16:33:08,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 10 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:08,707 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:08,707 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117899758] [2021-06-06 16:33:08,707 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117899758] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:08,707 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283596599] [2021-06-06 16:33:08,707 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:08,744 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-06-06 16:33:08,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:08,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 82 conjunts are in the unsatisfiable core [2021-06-06 16:33:08,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:09,463 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-06 16:33:09,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 181 treesize of output 67 [2021-06-06 16:33:09,465 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:09,468 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:09,468 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:09,468 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:7 [2021-06-06 16:33:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 10 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:09,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1283596599] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:09,480 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:09,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 33 [2021-06-06 16:33:09,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407216740] [2021-06-06 16:33:09,480 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 16:33:09,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:09,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 16:33:09,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=972, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 16:33:09,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:09,481 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:09,481 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.823529411764706) internal successors, (96), 33 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:09,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:09,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:09,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:09,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:11,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:11,337 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 16:33:11,337 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:11,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:11,337 INFO L82 PathProgramCache]: Analyzing trace with hash -304054137, now seen corresponding path program 12 times [2021-06-06 16:33:11,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:11,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347914664] [2021-06-06 16:33:11,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:12,076 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 11 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:12,076 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:12,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347914664] [2021-06-06 16:33:12,076 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347914664] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:12,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2069563045] [2021-06-06 16:33:12,076 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:12,115 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-06-06 16:33:12,115 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:12,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 90 conjunts are in the unsatisfiable core [2021-06-06 16:33:12,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:12,989 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-06-06 16:33:12,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 198 treesize of output 72 [2021-06-06 16:33:12,991 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:12,994 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:12,994 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:12,994 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:198, output treesize:7 [2021-06-06 16:33:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:13,005 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2069563045] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:13,005 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:13,005 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 36 [2021-06-06 16:33:13,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030634427] [2021-06-06 16:33:13,006 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 16:33:13,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:13,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 16:33:13,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1165, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 16:33:13,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:13,007 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:13,007 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.918918918918919) internal successors, (108), 36 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:14,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:14,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:15,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:15,173 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:15,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:15,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1358874363, now seen corresponding path program 13 times [2021-06-06 16:33:15,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:15,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931519656] [2021-06-06 16:33:15,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:15,994 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 12 proven. 372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:15,995 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:15,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931519656] [2021-06-06 16:33:15,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931519656] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:15,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [181329494] [2021-06-06 16:33:15,995 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:16,032 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 98 conjunts are in the unsatisfiable core [2021-06-06 16:33:16,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:17,073 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-06 16:33:17,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 217 treesize of output 79 [2021-06-06 16:33:17,075 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:17,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:17,079 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:17,079 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:217, output treesize:7 [2021-06-06 16:33:17,089 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 12 proven. 372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:17,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [181329494] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:17,089 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:17,089 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 39 [2021-06-06 16:33:17,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17175460] [2021-06-06 16:33:17,090 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 16:33:17,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:17,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 16:33:17,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1363, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 16:33:17,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:17,090 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:17,091 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.8) internal successors, (112), 39 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:17,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:19,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:19,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:19,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:19,701 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:19,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:19,701 INFO L82 PathProgramCache]: Analyzing trace with hash -769962781, now seen corresponding path program 14 times [2021-06-06 16:33:19,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:19,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855558093] [2021-06-06 16:33:19,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 13 proven. 439 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:20,665 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:20,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855558093] [2021-06-06 16:33:20,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855558093] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:20,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019621331] [2021-06-06 16:33:20,665 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:20,709 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:33:20,709 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:20,710 WARN L261 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 106 conjunts are in the unsatisfiable core [2021-06-06 16:33:20,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:21,908 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-06 16:33:21,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 234 treesize of output 84 [2021-06-06 16:33:21,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:21,913 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:21,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:21,913 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:234, output treesize:7 [2021-06-06 16:33:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:21,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019621331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:21,925 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:21,925 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 42 [2021-06-06 16:33:21,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152101511] [2021-06-06 16:33:21,925 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-06 16:33:21,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:21,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-06 16:33:21,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1590, Unknown=0, NotChecked=0, Total=1806 [2021-06-06 16:33:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:21,926 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:21,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 2.883720930232558) internal successors, (124), 42 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:21,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:24,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:24,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:24,984 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:24,985 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:24,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:24,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1059656801, now seen corresponding path program 15 times [2021-06-06 16:33:24,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:24,985 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131404799] [2021-06-06 16:33:24,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 14 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:26,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:26,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131404799] [2021-06-06 16:33:26,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131404799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:26,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311291077] [2021-06-06 16:33:26,082 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:26,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-06 16:33:26,126 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:26,128 WARN L261 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 115 conjunts are in the unsatisfiable core [2021-06-06 16:33:26,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:28,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:33:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:33:28,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:28,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 91 disjoint index pairs (out of 120 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 91 [2021-06-06 16:33:28,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:28,212 INFO L628 ElimStorePlain]: treesize reduction 5, result has 81.5 percent of original size [2021-06-06 16:33:28,213 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:28,213 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:271, output treesize:7 [2021-06-06 16:33:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:28,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311291077] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:28,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:28,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 47 [2021-06-06 16:33:28,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455717028] [2021-06-06 16:33:28,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-06 16:33:28,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:28,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-06 16:33:28,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=2000, Unknown=0, NotChecked=0, Total=2256 [2021-06-06 16:33:28,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:28,225 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:28,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.875) internal successors, (138), 47 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:33,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:33,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:33,322 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-06 16:33:33,322 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:33,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:33,323 INFO L82 PathProgramCache]: Analyzing trace with hash -433544261, now seen corresponding path program 16 times [2021-06-06 16:33:33,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:33,323 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701113311] [2021-06-06 16:33:33,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 15 proven. 641 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:34,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:34,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701113311] [2021-06-06 16:33:34,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701113311] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:34,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718219966] [2021-06-06 16:33:34,566 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:34,607 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 16:33:34,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:34,608 WARN L261 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 122 conjunts are in the unsatisfiable core [2021-06-06 16:33:34,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:36,228 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-06-06 16:33:36,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 270 treesize of output 96 [2021-06-06 16:33:36,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:36,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:36,233 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:36,233 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:270, output treesize:7 [2021-06-06 16:33:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 15 proven. 641 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:36,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718219966] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:36,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:36,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 48 [2021-06-06 16:33:36,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666136170] [2021-06-06 16:33:36,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 16:33:36,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:36,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 16:33:36,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=2081, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 16:33:36,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:36,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:36,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.836734693877551) internal successors, (139), 48 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:36,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:36,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:36,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:39,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-06 16:33:39,707 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:39,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:39,707 INFO L82 PathProgramCache]: Analyzing trace with hash -649372227, now seen corresponding path program 17 times [2021-06-06 16:33:39,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:39,707 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869709554] [2021-06-06 16:33:39,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 16 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:41,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:41,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869709554] [2021-06-06 16:33:41,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869709554] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:41,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373241358] [2021-06-06 16:33:41,122 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:41,177 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-06-06 16:33:41,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:41,179 WARN L261 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 132 conjunts are in the unsatisfiable core [2021-06-06 16:33:41,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:43,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:33:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:33:43,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 103 [2021-06-06 16:33:43,594 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:43,599 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:43,600 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:43,600 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:295, output treesize:7 [2021-06-06 16:33:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 16 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:43,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373241358] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:43,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:43,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 52 [2021-06-06 16:33:43,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074705511] [2021-06-06 16:33:43,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-06 16:33:43,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:43,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-06 16:33:43,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=2436, Unknown=0, NotChecked=0, Total=2756 [2021-06-06 16:33:43,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:43,612 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:43,613 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 2.7547169811320753) internal successors, (146), 52 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:43,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:48,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:48,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:33:49,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-06-06 16:33:49,193 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:49,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:49,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1392673303, now seen corresponding path program 18 times [2021-06-06 16:33:49,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:49,193 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810679619] [2021-06-06 16:33:49,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 17 proven. 820 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:50,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:50,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810679619] [2021-06-06 16:33:50,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810679619] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:50,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993158979] [2021-06-06 16:33:50,810 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:50,863 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2021-06-06 16:33:50,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:33:50,865 WARN L261 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 138 conjunts are in the unsatisfiable core [2021-06-06 16:33:50,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:33:52,997 INFO L354 Elim1Store]: treesize reduction 1600, result has 0.1 percent of original size [2021-06-06 16:33:52,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 306 treesize of output 108 [2021-06-06 16:33:52,999 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:33:53,002 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:33:53,003 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:33:53,003 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:306, output treesize:7 [2021-06-06 16:33:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:33:53,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993158979] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:53,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:33:53,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38] total 54 [2021-06-06 16:33:53,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348597817] [2021-06-06 16:33:53,015 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-06-06 16:33:53,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:33:53,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-06-06 16:33:53,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=332, Invalid=2638, Unknown=0, NotChecked=0, Total=2970 [2021-06-06 16:33:53,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:53,016 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:33:53,016 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 2.890909090909091) internal successors, (159), 54 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:33:53,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:53,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:53,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:33:53,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:33:57,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:33:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:33:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:33:58,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-06 16:33:58,172 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:33:58,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:33:58,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1999050009, now seen corresponding path program 19 times [2021-06-06 16:33:58,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:33:58,173 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824750551] [2021-06-06 16:33:58,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:33:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 18 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:33:59,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:33:59,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824750551] [2021-06-06 16:33:59,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824750551] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:33:59,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756611129] [2021-06-06 16:33:59,940 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:33:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:33:59,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 146 conjunts are in the unsatisfiable core [2021-06-06 16:33:59,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:34:02,404 INFO L354 Elim1Store]: treesize reduction 1802, result has 0.1 percent of original size [2021-06-06 16:34:02,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 325 treesize of output 115 [2021-06-06 16:34:02,406 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:34:02,409 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:34:02,409 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:34:02,409 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:325, output treesize:7 [2021-06-06 16:34:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 18 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:02,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756611129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:02,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:34:02,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 40] total 57 [2021-06-06 16:34:02,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288372283] [2021-06-06 16:34:02,424 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-06 16:34:02,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:34:02,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-06 16:34:02,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=2932, Unknown=0, NotChecked=0, Total=3306 [2021-06-06 16:34:02,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:02,425 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:34:02,425 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.7586206896551726) internal successors, (160), 57 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:02,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:02,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:08,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:08,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:08,734 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-06 16:34:08,734 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:34:08,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:34:08,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1857111543, now seen corresponding path program 20 times [2021-06-06 16:34:08,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:34:08,734 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851997044] [2021-06-06 16:34:08,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:34:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:34:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 19 proven. 955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:10,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:34:10,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851997044] [2021-06-06 16:34:10,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851997044] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:10,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137994381] [2021-06-06 16:34:10,736 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:10,781 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:34:10,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:34:10,783 WARN L261 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 154 conjunts are in the unsatisfiable core [2021-06-06 16:34:10,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:34:13,512 INFO L354 Elim1Store]: treesize reduction 2016, result has 0.0 percent of original size [2021-06-06 16:34:13,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 342 treesize of output 120 [2021-06-06 16:34:13,514 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:34:13,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:34:13,517 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:34:13,517 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:342, output treesize:7 [2021-06-06 16:34:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 0 proven. 974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:13,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137994381] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:13,529 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:34:13,529 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 60 [2021-06-06 16:34:13,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699169294] [2021-06-06 16:34:13,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-06-06 16:34:13,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:34:13,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-06-06 16:34:13,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=3261, Unknown=0, NotChecked=0, Total=3660 [2021-06-06 16:34:13,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:13,531 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:34:13,531 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 2.819672131147541) internal successors, (172), 60 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:20,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:20,290 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:20,290 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:34:20,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:34:20,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1375418997, now seen corresponding path program 21 times [2021-06-06 16:34:20,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:34:20,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225977312] [2021-06-06 16:34:20,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:34:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:34:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 20 proven. 1060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:22,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:34:22,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225977312] [2021-06-06 16:34:22,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225977312] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:22,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601654533] [2021-06-06 16:34:22,504 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:22,561 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2021-06-06 16:34:22,561 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:34:22,563 WARN L261 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 164 conjunts are in the unsatisfiable core [2021-06-06 16:34:22,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:34:26,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:34:26,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:26,431 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-06-06 16:34:26,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 190 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 361 treesize of output 127 [2021-06-06 16:34:26,435 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:34:26,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:34:26,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:34:26,441 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:367, output treesize:7 [2021-06-06 16:34:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:26,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601654533] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:26,455 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:34:26,455 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44] total 64 [2021-06-06 16:34:26,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564617275] [2021-06-06 16:34:26,457 INFO L462 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-06-06 16:34:26,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:34:26,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-06-06 16:34:26,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=3702, Unknown=0, NotChecked=0, Total=4160 [2021-06-06 16:34:26,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:26,458 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:34:26,458 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 2.8) internal successors, (182), 64 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:35,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-06 16:34:35,253 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:34:35,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:34:35,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1645672241, now seen corresponding path program 22 times [2021-06-06 16:34:35,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:34:35,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642180693] [2021-06-06 16:34:35,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:34:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:34:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 21 proven. 1244 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:34:37,739 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:34:37,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642180693] [2021-06-06 16:34:37,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642180693] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:37,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014005601] [2021-06-06 16:34:37,739 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:37,788 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 16:34:37,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:34:37,790 WARN L261 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 170 conjunts are in the unsatisfiable core [2021-06-06 16:34:37,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:34:41,298 INFO L354 Elim1Store]: treesize reduction 2480, result has 0.0 percent of original size [2021-06-06 16:34:41,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 0 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 378 treesize of output 132 [2021-06-06 16:34:41,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:34:41,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:34:41,303 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:34:41,303 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:378, output treesize:7 [2021-06-06 16:34:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 21 proven. 1244 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:34:41,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014005601] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:41,316 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:34:41,316 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 46] total 66 [2021-06-06 16:34:41,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475014273] [2021-06-06 16:34:41,316 INFO L462 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-06-06 16:34:41,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:34:41,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-06-06 16:34:41,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=472, Invalid=3950, Unknown=0, NotChecked=0, Total=4422 [2021-06-06 16:34:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:41,317 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:34:41,318 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 2.791044776119403) internal successors, (187), 66 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:41,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:41,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:50,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:50,432 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:34:50,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:34:50,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1568223791, now seen corresponding path program 23 times [2021-06-06 16:34:50,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:34:50,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64922396] [2021-06-06 16:34:50,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:34:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:34:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 22 proven. 1287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:53,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:34:53,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64922396] [2021-06-06 16:34:53,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64922396] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:53,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043346376] [2021-06-06 16:34:53,221 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:34:53,304 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2021-06-06 16:34:53,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:34:53,308 WARN L261 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 180 conjunts are in the unsatisfiable core [2021-06-06 16:34:53,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:34:58,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:34:58,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:34:58,157 INFO L244 Elim1Store]: Index analysis took 144 ms [2021-06-06 16:34:58,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 231 disjoint index pairs (out of 253 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 139 [2021-06-06 16:34:58,161 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:34:58,166 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:34:58,167 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:34:58,167 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:403, output treesize:7 [2021-06-06 16:34:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 22 proven. 1287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:34:58,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043346376] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:34:58,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:34:58,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48] total 70 [2021-06-06 16:34:58,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124910665] [2021-06-06 16:34:58,180 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 16:34:58,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:34:58,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 16:34:58,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=536, Invalid=4434, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 16:34:58,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:34:58,181 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:34:58,182 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.732394366197183) internal successors, (194), 70 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:34:58,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:34:58,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:58,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:34:58,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:10,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:10,374 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-06 16:35:10,374 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:35:10,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:35:10,375 INFO L82 PathProgramCache]: Analyzing trace with hash -730615509, now seen corresponding path program 24 times [2021-06-06 16:35:10,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:35:10,375 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001200331] [2021-06-06 16:35:10,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:35:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:35:13,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1513 backedges. 23 proven. 1489 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:35:13,532 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:35:13,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001200331] [2021-06-06 16:35:13,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001200331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:13,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412966818] [2021-06-06 16:35:13,532 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:35:13,600 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2021-06-06 16:35:13,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:35:13,602 WARN L261 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 186 conjunts are in the unsatisfiable core [2021-06-06 16:35:13,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:35:17,917 INFO L354 Elim1Store]: treesize reduction 2992, result has 0.0 percent of original size [2021-06-06 16:35:17,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 0 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 414 treesize of output 144 [2021-06-06 16:35:17,920 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:35:17,922 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:35:17,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:35:17,923 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:414, output treesize:7 [2021-06-06 16:35:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1513 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:35:17,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412966818] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:17,937 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:35:17,937 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 72 [2021-06-06 16:35:17,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514813101] [2021-06-06 16:35:17,937 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-06-06 16:35:17,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:35:17,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-06-06 16:35:17,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=4705, Unknown=0, NotChecked=0, Total=5256 [2021-06-06 16:35:17,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:17,938 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:35:17,938 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 2.835616438356164) internal successors, (207), 72 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:17,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:28,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:35:28,893 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:35:28,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:35:28,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1627967277, now seen corresponding path program 25 times [2021-06-06 16:35:28,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:35:28,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808582982] [2021-06-06 16:35:28,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:35:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:35:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 24 proven. 1536 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:35:32,330 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:35:32,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808582982] [2021-06-06 16:35:32,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808582982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:32,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950546909] [2021-06-06 16:35:32,330 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:35:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:35:32,384 WARN L261 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 194 conjunts are in the unsatisfiable core [2021-06-06 16:35:32,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:35:37,183 INFO L354 Elim1Store]: treesize reduction 3266, result has 0.0 percent of original size [2021-06-06 16:35:37,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 433 treesize of output 151 [2021-06-06 16:35:37,193 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:35:37,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:35:37,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:35:37,196 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:433, output treesize:7 [2021-06-06 16:35:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 24 proven. 1536 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:35:37,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950546909] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:37,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:35:37,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52] total 75 [2021-06-06 16:35:37,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238468788] [2021-06-06 16:35:37,210 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-06 16:35:37,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:35:37,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-06 16:35:37,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=605, Invalid=5095, Unknown=0, NotChecked=0, Total=5700 [2021-06-06 16:35:37,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:37,211 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:35:37,211 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.736842105263158) internal successors, (208), 75 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:37,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:37,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:46,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:35:46,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-06-06 16:35:46,786 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:35:46,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:35:46,787 INFO L82 PathProgramCache]: Analyzing trace with hash 659201291, now seen corresponding path program 26 times [2021-06-06 16:35:46,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:35:46,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334295484] [2021-06-06 16:35:46,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:35:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:35:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 25 proven. 1669 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:35:50,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:35:50,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334295484] [2021-06-06 16:35:50,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334295484] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:50,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355036336] [2021-06-06 16:35:50,566 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:35:50,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 16:35:50,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:35:50,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 202 conjunts are in the unsatisfiable core [2021-06-06 16:35:50,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:35:55,871 INFO L354 Elim1Store]: treesize reduction 3552, result has 0.0 percent of original size [2021-06-06 16:35:55,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 0 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 300 case distinctions, treesize of input 450 treesize of output 156 [2021-06-06 16:35:55,874 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:35:55,877 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:35:55,877 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:35:55,877 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:450, output treesize:7 [2021-06-06 16:35:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 0 proven. 1694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:35:55,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [355036336] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:35:55,892 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:35:55,892 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54] total 78 [2021-06-06 16:35:55,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347120948] [2021-06-06 16:35:55,892 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 16:35:55,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:35:55,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 16:35:55,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=636, Invalid=5526, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 16:35:55,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:35:55,893 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:35:55,894 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 2.7848101265822787) internal successors, (220), 78 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:35:55,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:35:55,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:36:09,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:09,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:09,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:09,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:36:09,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:36:09,273 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:36:09,273 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:36:09,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:36:09,274 INFO L82 PathProgramCache]: Analyzing trace with hash 88096393, now seen corresponding path program 27 times [2021-06-06 16:36:09,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:36:09,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270595134] [2021-06-06 16:36:09,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:36:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:36:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1833 backedges. 26 proven. 1807 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:36:13,405 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:36:13,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270595134] [2021-06-06 16:36:13,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270595134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:36:13,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510254516] [2021-06-06 16:36:13,405 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:36:13,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2021-06-06 16:36:13,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:36:13,480 WARN L261 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 211 conjunts are in the unsatisfiable core [2021-06-06 16:36:13,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:36:20,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:20,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:36:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:36:21,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:36:21,138 INFO L244 Elim1Store]: Index analysis took 202 ms [2021-06-06 16:36:21,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 325 disjoint index pairs (out of 378 index pairs), introduced 26 new quantified variables, introduced 0 case distinctions, treesize of input 467 treesize of output 163 [2021-06-06 16:36:21,142 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:36:21,155 INFO L628 ElimStorePlain]: treesize reduction 5, result has 81.5 percent of original size [2021-06-06 16:36:21,156 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:36:21,156 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:487, output treesize:7 [2021-06-06 16:36:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1833 backedges. 0 proven. 1833 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:36:21,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510254516] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:36:21,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:36:21,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56] total 83 [2021-06-06 16:36:21,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025967241] [2021-06-06 16:36:21,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-06 16:36:21,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:36:21,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-06 16:36:21,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=6272, Unknown=0, NotChecked=0, Total=6972 [2021-06-06 16:36:21,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:36:21,173 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:36:21,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.7857142857142856) internal successors, (234), 83 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:36:21,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:36:21,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:36:28,771 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2021-06-06 16:36:29,085 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2021-06-06 16:36:31,512 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:31,920 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:32,322 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:32,714 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2021-06-06 16:36:33,120 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:33,530 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:33,938 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:34,350 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:34,748 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:35,155 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:35,549 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:35,959 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:36,349 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:36,734 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2021-06-06 16:36:37,137 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:37,557 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:37,956 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-06-06 16:36:38,466 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2021-06-06 16:36:38,864 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:39,284 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:39,678 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:40,095 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-06 16:36:40,503 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2021-06-06 16:36:40,918 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 142 [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:36:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:36:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:36:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:36:41,794 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-06-06 16:36:41,794 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:36:41,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:36:41,794 INFO L82 PathProgramCache]: Analyzing trace with hash -315438109, now seen corresponding path program 28 times [2021-06-06 16:36:41,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:36:41,794 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926299802] [2021-06-06 16:36:41,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:36:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:36:46,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2073 backedges. 27 proven. 2045 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:36:46,354 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:36:46,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926299802] [2021-06-06 16:36:46,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926299802] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:36:46,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135489391] [2021-06-06 16:36:46,354 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:36:46,413 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 16:36:46,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:36:46,416 WARN L261 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 218 conjunts are in the unsatisfiable core [2021-06-06 16:36:46,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:36:52,923 INFO L354 Elim1Store]: treesize reduction 4160, result has 0.0 percent of original size [2021-06-06 16:36:52,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 27 select indices, 27 select index equivalence classes, 0 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 351 case distinctions, treesize of input 486 treesize of output 168 [2021-06-06 16:36:52,926 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:36:52,928 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:36:52,929 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:36:52,929 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:486, output treesize:7 [2021-06-06 16:36:52,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2073 backedges. 27 proven. 2045 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 16:36:52,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135489391] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:36:52,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:36:52,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 58] total 84 [2021-06-06 16:36:52,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258933509] [2021-06-06 16:36:52,944 INFO L462 AbstractCegarLoop]: Interpolant automaton has 85 states [2021-06-06 16:36:52,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:36:52,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-06-06 16:36:52,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=727, Invalid=6413, Unknown=0, NotChecked=0, Total=7140 [2021-06-06 16:36:52,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:36:52,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:36:52,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 85 states, 85 states have (on average 2.764705882352941) internal successors, (235), 84 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:36:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:37:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:09,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:09,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:37:09,381 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:37:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:37:09,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1181490149, now seen corresponding path program 29 times [2021-06-06 16:37:09,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:37:09,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779466005] [2021-06-06 16:37:09,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:37:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:37:14,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2128 backedges. 28 proven. 2100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:37:14,230 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:37:14,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779466005] [2021-06-06 16:37:14,230 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779466005] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:37:14,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111339676] [2021-06-06 16:37:14,230 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:37:14,312 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-06 16:37:14,313 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:37:14,316 WARN L261 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 226 conjunts are in the unsatisfiable core [2021-06-06 16:37:14,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:37:21,347 INFO L354 Elim1Store]: treesize reduction 4482, result has 0.0 percent of original size [2021-06-06 16:37:21,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 0 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 378 case distinctions, treesize of input 505 treesize of output 175 [2021-06-06 16:37:21,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:37:21,353 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 16:37:21,353 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:37:21,353 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:505, output treesize:7 [2021-06-06 16:37:21,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2128 backedges. 28 proven. 2100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:37:21,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111339676] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:37:21,368 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:37:21,368 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 60] total 87 [2021-06-06 16:37:21,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382608961] [2021-06-06 16:37:21,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 88 states [2021-06-06 16:37:21,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:37:21,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-06-06 16:37:21,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=6867, Unknown=0, NotChecked=0, Total=7656 [2021-06-06 16:37:21,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:37:21,369 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:37:21,369 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 88 states, 88 states have (on average 2.727272727272727) internal successors, (240), 87 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:21,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:37:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-06-06 16:37:34,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-06 16:37:34,898 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 16:37:34,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 16:37:34,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1192699843, now seen corresponding path program 30 times [2021-06-06 16:37:34,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 16:37:34,898 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959168316] [2021-06-06 16:37:34,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 16:37:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 16:37:40,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2284 backedges. 29 proven. 2255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:37:40,238 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 16:37:40,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959168316] [2021-06-06 16:37:40,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959168316] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:37:40,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555563219] [2021-06-06 16:37:40,238 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 16:37:40,326 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 31 check-sat command(s) [2021-06-06 16:37:40,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 16:37:40,329 WARN L261 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 235 conjunts are in the unsatisfiable core [2021-06-06 16:37:40,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 16:37:51,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:51,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 16:37:52,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 16:37:52,353 INFO L244 Elim1Store]: Index analysis took 359 ms [2021-06-06 16:37:52,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 406 disjoint index pairs (out of 820 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 520 treesize of output 180 [2021-06-06 16:37:52,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 16:37:52,370 INFO L628 ElimStorePlain]: treesize reduction 5, result has 81.5 percent of original size [2021-06-06 16:37:52,371 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 16:37:52,371 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:540, output treesize:7 [2021-06-06 16:37:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2284 backedges. 0 proven. 2284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 16:37:52,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555563219] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 16:37:52,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 16:37:52,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 62] total 102 [2021-06-06 16:37:52,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676427691] [2021-06-06 16:37:52,387 INFO L462 AbstractCegarLoop]: Interpolant automaton has 103 states [2021-06-06 16:37:52,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 16:37:52,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-06-06 16:37:52,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=859, Invalid=9647, Unknown=0, NotChecked=0, Total=10506 [2021-06-06 16:37:52,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:37:52,388 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 16:37:52,388 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 103 states, 103 states have (on average 2.8932038834951457) internal successors, (298), 102 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 16:37:52,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2021-06-06 16:37:52,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 16:37:59,749 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 148 [2021-06-06 16:38:00,976 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 157 [2021-06-06 16:38:02,296 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 166 [2021-06-06 16:38:03,692 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 175 [2021-06-06 16:38:05,185 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 184 [2021-06-06 16:38:06,471 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 194 [2021-06-06 16:38:06,968 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2021-06-06 16:38:11,230 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2021-06-06 16:38:12,097 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 195 [2021-06-06 16:38:13,354 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 192 [2021-06-06 16:38:14,652 WARN L205 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 194 [2021-06-06 16:38:16,738 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 215 DAG size of output: 192 [2021-06-06 16:38:18,771 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 216 DAG size of output: 193 [2021-06-06 16:38:21,708 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 221 DAG size of output: 190 [2021-06-06 16:38:25,029 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 222 DAG size of output: 194 [2021-06-06 16:38:28,890 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 227 DAG size of output: 190 [2021-06-06 16:38:31,555 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 229 DAG size of output: 194 [2021-06-06 16:38:34,146 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 190 [2021-06-06 16:38:37,323 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 231 DAG size of output: 194 [2021-06-06 16:38:40,483 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 231 DAG size of output: 190 [2021-06-06 16:38:43,350 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-06-06 16:38:45,739 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 231 DAG size of output: 192 [2021-06-06 16:38:48,529 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2021-06-06 16:38:51,798 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 233 DAG size of output: 195 [2021-06-06 16:38:54,828 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2021-06-06 16:38:58,276 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 234 DAG size of output: 196 [2021-06-06 16:39:02,450 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 234 DAG size of output: 201 [2021-06-06 16:39:06,179 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 235 DAG size of output: 199 [2021-06-06 16:39:10,507 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 236 DAG size of output: 204 [2021-06-06 16:39:14,161 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 238 DAG size of output: 199 [2021-06-06 16:39:18,844 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 239 DAG size of output: 211 [2021-06-06 16:39:22,702 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 241 DAG size of output: 199 [2021-06-06 16:39:30,349 WARN L205 SmtUtils]: Spent 6.05 s on a formula simplification. DAG size of input: 242 DAG size of output: 214 [2021-06-06 16:39:37,318 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2021-06-06 16:39:39,571 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 178 [2021-06-06 16:39:40,593 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 185 [2021-06-06 16:39:41,252 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 186 [2021-06-06 16:39:42,272 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 183 [2021-06-06 16:39:43,321 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 185 [2021-06-06 16:39:45,069 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 206 DAG size of output: 183 [2021-06-06 16:39:46,987 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 207 DAG size of output: 184 [2021-06-06 16:39:49,186 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 212 DAG size of output: 181 [2021-06-06 16:39:52,395 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 213 DAG size of output: 185 [2021-06-06 16:39:54,576 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 180 [2021-06-06 16:39:58,946 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 214 DAG size of output: 187 [2021-06-06 16:40:00,716 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 182 [2021-06-06 16:40:03,812 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 214 DAG size of output: 189 [2021-06-06 16:40:05,889 WARN L205 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 185 [2021-06-06 16:40:08,431 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 214 DAG size of output: 188 [2021-06-06 16:40:10,665 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 215 DAG size of output: 189 [2021-06-06 16:40:12,954 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 185 [2021-06-06 16:40:15,156 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 216 DAG size of output: 188 [2021-06-06 16:40:17,167 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 187 [2021-06-06 16:40:20,180 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 217 DAG size of output: 190 [2021-06-06 16:40:22,846 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 217 DAG size of output: 191 [2021-06-06 16:40:25,366 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 219 DAG size of output: 187 [2021-06-06 16:40:27,784 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 220 DAG size of output: 192 [2021-06-06 16:40:29,938 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 184 [2021-06-06 16:40:31,984 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 223 DAG size of output: 192 [2021-06-06 16:40:33,753 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 187 [2021-06-06 16:40:35,604 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 225 DAG size of output: 198 [2021-06-06 16:40:36,764 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 176 [2021-06-06 16:40:37,398 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 177 [2021-06-06 16:40:38,488 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 174 [2021-06-06 16:40:39,564 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 176 [2021-06-06 16:40:41,691 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 197 DAG size of output: 174 [2021-06-06 16:40:43,613 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 198 DAG size of output: 175 [2021-06-06 16:40:46,101 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 171 [2021-06-06 16:40:48,807 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 198 DAG size of output: 175 [2021-06-06 16:40:50,990 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 171 [2021-06-06 16:40:54,244 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 197 DAG size of output: 177 [2021-06-06 16:40:56,318 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 172 [2021-06-06 16:40:58,922 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 197 DAG size of output: 179 [2021-06-06 16:41:00,987 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 177 [2021-06-06 16:41:03,164 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 176 [2021-06-06 16:41:05,246 WARN L205 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 177 [2021-06-06 16:41:07,240 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 172 [2021-06-06 16:41:09,591 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 178 [2021-06-06 16:41:11,764 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 176 [2021-06-06 16:41:14,191 WARN L205 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 177 [2021-06-06 16:41:16,574 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 201 DAG size of output: 183 [2021-06-06 16:41:19,079 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 175 [2021-06-06 16:41:20,971 WARN L205 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 181 [2021-06-06 16:41:23,295 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 176 [2021-06-06 16:41:24,837 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 185 [2021-06-06 16:41:25,983 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 167 [2021-06-06 16:41:26,584 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 168 [2021-06-06 16:41:27,929 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 165 [2021-06-06 16:41:29,148 WARN L205 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 167 [2021-06-06 16:41:31,345 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 164 [2021-06-06 16:41:32,940 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 165 [2021-06-06 16:41:34,970 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 162 [2021-06-06 16:41:37,156 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 165 [2021-06-06 16:41:39,684 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 161 [2021-06-06 16:41:41,778 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 167 [2021-06-06 16:41:44,011 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 164 [2021-06-06 16:41:46,348 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 167 [2021-06-06 16:41:48,080 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 165 [2021-06-06 16:41:50,254 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 163 [2021-06-06 16:41:51,150 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-06-06 16:41:51,360 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-06 16:41:51,361 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:934) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.search(SleepSetDelayReduction.java:183) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:111) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:209) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:364) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 43 more [2021-06-06 16:41:51,364 INFO L168 Benchmark]: Toolchain (without parser) took 557858.90 ms. Allocated memory was 354.4 MB in the beginning and 811.6 MB in the end (delta: 457.2 MB). Free memory was 333.5 MB in the beginning and 204.2 MB in the end (delta: 129.3 MB). Peak memory consumption was 589.1 MB. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 334.7 MB in the beginning and 334.6 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.14 ms. Allocated memory is still 354.4 MB. Free memory was 333.5 MB in the beginning and 332.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L168 Benchmark]: Boogie Preprocessor took 13.10 ms. Allocated memory is still 354.4 MB. Free memory was 332.0 MB in the beginning and 331.1 MB in the end (delta: 919.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L168 Benchmark]: RCFGBuilder took 236.22 ms. Allocated memory is still 354.4 MB. Free memory was 331.0 MB in the beginning and 318.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L168 Benchmark]: TraceAbstraction took 557584.29 ms. Allocated memory was 354.4 MB in the beginning and 811.6 MB in the end (delta: 457.2 MB). Free memory was 317.6 MB in the beginning and 204.2 MB in the end (delta: 113.3 MB). Peak memory consumption was 572.3 MB. Max. memory is 16.0 GB. [2021-06-06 16:41:51,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 334.7 MB in the beginning and 334.6 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.14 ms. Allocated memory is still 354.4 MB. Free memory was 333.5 MB in the beginning and 332.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.10 ms. Allocated memory is still 354.4 MB. Free memory was 332.0 MB in the beginning and 331.1 MB in the end (delta: 919.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 236.22 ms. Allocated memory is still 354.4 MB. Free memory was 331.0 MB in the beginning and 318.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 557584.29 ms. Allocated memory was 354.4 MB in the beginning and 811.6 MB in the end (delta: 457.2 MB). Free memory was 317.6 MB in the beginning and 204.2 MB in the end (delta: 113.3 MB). Peak memory consumption was 572.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...