/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-proofs/simple-array-sum-PcO.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a865e3bea3ade1065a4c95009cfa501fe03c5538-a865e3b [2021-02-19 23:19:15,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 23:19:15,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 23:19:15,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-19 23:19:15,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-02-19 23:19:15,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 23:19:15,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 23:19:15,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-02-19 23:19:15,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-02-19 23:19:15,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 23:19:15,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 23:19:15,570 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 23:19:15,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 23:19:15,571 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 23:19:15,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 23:19:15,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 23:19:15,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 23:19:15,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 23:19:15,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-19 23:19:15,574 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-19 23:19:15,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 23:19:15,575 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-02-19 23:19:15,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 23:19:15,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 23:19:15,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 23:19:15,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 23:19:15,894 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-02-19 23:19:15,896 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-02-19 23:19:15,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-proofs/simple-array-sum-PcO.wvr.bpl [2021-02-19 23:19:15,897 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-proofs/simple-array-sum-PcO.wvr.bpl' [2021-02-19 23:19:15,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 23:19:15,930 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 23:19:15,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-19 23:19:15,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-19 23:19:15,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-19 23:19:15,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-19 23:19:15,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 23:19:15,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 23:19:15,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 23:19:15,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/1) ... [2021-02-19 23:19:15,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 23:19:15,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 23:19:15,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 23:19:15,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 23:19:15,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (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 [2021-02-19 23:19:16,034 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-02-19 23:19:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-02-19 23:19:16,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-02-19 23:19:16,035 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-02-19 23:19:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-02-19 23:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-02-19 23:19:16,035 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-02-19 23:19:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 23:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 23:19:16,035 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-02-19 23:19:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-02-19 23:19:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-02-19 23:19:16,036 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-19 23:19:16,276 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 23:19:16,276 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-19 23:19:16,277 INFO L202 PluginConnector]: Adding new model simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 11:19:16 BoogieIcfgContainer [2021-02-19 23:19:16,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 23:19:16,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 23:19:16,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 23:19:16,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 23:19:16,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:19:15" (1/2) ... [2021-02-19 23:19:16,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56eb26c5 and model type simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 11:19:16, skipping insertion in model container [2021-02-19 23:19:16,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 11:19:16" (2/2) ... [2021-02-19 23:19:16,284 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum-PcO.wvr.bpl [2021-02-19 23:19:16,288 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-19 23:19:16,288 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 23:19:16,308 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 23:19:16,309 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-19 23:19:16,371 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-02-19 23:19:16,385 INFO L253 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 [2021-02-19 23:19:16,407 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 23:19:16,408 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 23:19:16,408 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 23:19:16,408 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 23:19:16,408 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 23:19:16,408 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 23:19:16,408 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 23:19:16,408 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 23:19:16,503 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:16,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:16,511 INFO L82 PathProgramCache]: Analyzing trace with hash -22258388, now seen corresponding path program 1 times [2021-02-19 23:19:16,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:16,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529121521] [2021-02-19 23:19:16,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:19:16,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529121521] [2021-02-19 23:19:16,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 23:19:16,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-19 23:19:16,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434385319] [2021-02-19 23:19:16,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 23:19:16,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:16,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 23:19:16,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-19 23:19:16,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:16,739 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:16,741 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:16,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:16,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:16,874 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 23:19:16,875 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:16,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:16,877 INFO L82 PathProgramCache]: Analyzing trace with hash 847919694, now seen corresponding path program 1 times [2021-02-19 23:19:16,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:16,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399162330] [2021-02-19 23:19:16,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:16,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399162330] [2021-02-19 23:19:16,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40699028] [2021-02-19 23:19:16,955 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 [2021-02-19 23:19:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:17,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-02-19 23:19:17,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:19:17,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-02-19 23:19:17,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-02-19 23:19:17,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267265482] [2021-02-19 23:19:17,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 23:19:17,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:17,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 23:19:17,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 23:19:17,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:17,125 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:17,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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) [2021-02-19 23:19:17,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:17,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:17,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:17,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,394 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:17,394 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:17,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:17,395 INFO L82 PathProgramCache]: Analyzing trace with hash -107273495, now seen corresponding path program 1 times [2021-02-19 23:19:17,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:17,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229305221] [2021-02-19 23:19:17,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:19:17,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229305221] [2021-02-19 23:19:17,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 23:19:17,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-19 23:19:17,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061222598] [2021-02-19 23:19:17,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 23:19:17,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:17,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 23:19:17,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-19 23:19:17,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:17,445 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:17,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:17,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:17,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,550 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 23:19:17,551 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:17,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:17,552 INFO L82 PathProgramCache]: Analyzing trace with hash -2076899732, now seen corresponding path program 2 times [2021-02-19 23:19:17,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:17,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506476393] [2021-02-19 23:19:17,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:17,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506476393] [2021-02-19 23:19:17,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593153571] [2021-02-19 23:19:17,617 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 [2021-02-19 23:19:17,649 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:19:17,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:17,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-02-19 23:19:17,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:19:17,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:17,738 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-02-19 23:19:17,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467695744] [2021-02-19 23:19:17,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-19 23:19:17,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:17,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-19 23:19:17,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-02-19 23:19:17,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:17,739 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:17,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:17,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:17,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:17,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:18,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:18,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:18,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:18,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:18,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:18,310 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:18,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:18,311 INFO L82 PathProgramCache]: Analyzing trace with hash -2117952900, now seen corresponding path program 3 times [2021-02-19 23:19:18,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:18,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398112775] [2021-02-19 23:19:18,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:18,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398112775] [2021-02-19 23:19:18,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178029787] [2021-02-19 23:19:18,771 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:18,805 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-02-19 23:19:18,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:18,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 35 conjunts are in the unsatisfiable core [2021-02-19 23:19:18,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:19,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-02-19 23:19:19,110 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,126 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:19,130 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 23:19:19,130 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-02-19 23:19:19,245 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-02-19 23:19:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:19,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 23:19:19,254 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:19,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:19,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:19,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:19,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-02-19 23:19:19,291 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:19,308 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,309 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:60 [2021-02-19 23:19:19,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-02-19 23:19:19,504 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,509 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:19,510 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:19,510 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2021-02-19 23:19:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:19,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:19,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2021-02-19 23:19:19,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667507283] [2021-02-19 23:19:19,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-19 23:19:19,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:19,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-19 23:19:19,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-02-19 23:19:19,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:19,563 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:19,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 states have internal predecessors, (54), 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) [2021-02-19 23:19:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:19,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:20,102 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:20,102 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:20,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:20,102 INFO L82 PathProgramCache]: Analyzing trace with hash 787375002, now seen corresponding path program 4 times [2021-02-19 23:19:20,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:20,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95322890] [2021-02-19 23:19:20,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-02-19 23:19:20,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95322890] [2021-02-19 23:19:20,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415474542] [2021-02-19 23:19:20,172 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:20,211 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:19:20,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:20,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-02-19 23:19:20,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-19 23:19:20,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:20,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-02-19 23:19:20,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721521720] [2021-02-19 23:19:20,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-19 23:19:20,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:20,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-19 23:19:20,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-02-19 23:19:20,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:20,324 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:20,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:20,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:20,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:20,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:20,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:20,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:20,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:20,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:21,221 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-02-19 23:19:21,222 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:21,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:21,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1767376784, now seen corresponding path program 5 times [2021-02-19 23:19:21,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:21,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702962183] [2021-02-19 23:19:21,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-02-19 23:19:21,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702962183] [2021-02-19 23:19:21,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351589518] [2021-02-19 23:19:21,292 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:21,331 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-02-19 23:19:21,331 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:21,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-02-19 23:19:21,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-02-19 23:19:21,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:21,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-02-19 23:19:21,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021316443] [2021-02-19 23:19:21,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-19 23:19:21,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:21,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-19 23:19:21,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-02-19 23:19:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:21,495 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:21,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 17 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:21,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:21,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:21,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:21,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:21,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:21,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:21,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:22,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:22,309 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:22,310 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:22,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:22,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1587437948, now seen corresponding path program 6 times [2021-02-19 23:19:22,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:22,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305293697] [2021-02-19 23:19:22,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:22,927 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:22,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305293697] [2021-02-19 23:19:22,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963014254] [2021-02-19 23:19:22,928 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:22,963 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-02-19 23:19:22,964 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:22,965 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2021-02-19 23:19:22,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:23,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 23:19:23,124 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,140 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 23:19:23,141 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-02-19 23:19:23,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-02-19 23:19:23,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,238 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 23:19:23,241 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:70 [2021-02-19 23:19:23,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:23,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:23,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-02-19 23:19:23,319 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,344 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 23:19:23,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:83 [2021-02-19 23:19:23,521 INFO L446 ElimStorePlain]: Different costs {0=[v_C_19], 4=[A]} [2021-02-19 23:19:23,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-02-19 23:19:23,527 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,547 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:23,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:23,552 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 49 [2021-02-19 23:19:23,554 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,564 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,566 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:47 [2021-02-19 23:19:23,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2021-02-19 23:19:23,913 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,920 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:23,920 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:23,920 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:17 [2021-02-19 23:19:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:24,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:24,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 28 [2021-02-19 23:19:24,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866997690] [2021-02-19 23:19:24,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-19 23:19:24,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:24,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-19 23:19:24,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=754, Unknown=0, NotChecked=0, Total=812 [2021-02-19 23:19:24,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:24,033 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:24,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.689655172413793) internal successors, (78), 28 states have internal predecessors, (78), 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) [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:24,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:24,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:24,820 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:24,821 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:24,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:24,821 INFO L82 PathProgramCache]: Analyzing trace with hash -223551974, now seen corresponding path program 7 times [2021-02-19 23:19:24,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:24,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546753344] [2021-02-19 23:19:24,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 23:19:24,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546753344] [2021-02-19 23:19:24,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739602722] [2021-02-19 23:19:24,919 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:24,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-02-19 23:19:24,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 23:19:25,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:25,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-02-19 23:19:25,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046927429] [2021-02-19 23:19:25,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-02-19 23:19:25,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:25,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-02-19 23:19:25,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-02-19 23:19:25,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:25,063 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:25,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 states have internal predecessors, (42), 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) [2021-02-19 23:19:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:25,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:25,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:25,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:25,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:25,625 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-02-19 23:19:25,626 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:25,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:25,626 INFO L82 PathProgramCache]: Analyzing trace with hash 53963568, now seen corresponding path program 8 times [2021-02-19 23:19:25,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:25,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209243762] [2021-02-19 23:19:25,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-02-19 23:19:25,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209243762] [2021-02-19 23:19:25,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750301920] [2021-02-19 23:19:25,757 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:25,805 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:19:25,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:25,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-02-19 23:19:25,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-02-19 23:19:25,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:25,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-02-19 23:19:25,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328482620] [2021-02-19 23:19:25,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-19 23:19:25,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:25,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-19 23:19:25,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-02-19 23:19:25,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:25,919 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:25,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:25,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:26,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:26,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:26,286 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:26,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:26,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1997029458, now seen corresponding path program 9 times [2021-02-19 23:19:26,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:26,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127858082] [2021-02-19 23:19:26,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-02-19 23:19:26,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127858082] [2021-02-19 23:19:26,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980036242] [2021-02-19 23:19:26,420 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:26,468 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-02-19 23:19:26,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:26,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-02-19 23:19:26,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-02-19 23:19:26,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:26,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-02-19 23:19:26,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868772971] [2021-02-19 23:19:26,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-19 23:19:26,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:26,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-19 23:19:26,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-02-19 23:19:26,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:26,645 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:26,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 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) [2021-02-19 23:19:26,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:26,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:26,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:26,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:26,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:28,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:28,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:28,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:29,090 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:29,090 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:29,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:29,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1978074642, now seen corresponding path program 10 times [2021-02-19 23:19:29,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:29,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787891814] [2021-02-19 23:19:29,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 23:19:29,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787891814] [2021-02-19 23:19:29,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693090870] [2021-02-19 23:19:29,283 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:29,314 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:19:29,315 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:29,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-02-19 23:19:29,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-02-19 23:19:29,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:29,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-02-19 23:19:29,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825631744] [2021-02-19 23:19:29,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-19 23:19:29,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:29,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-19 23:19:29,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-02-19 23:19:29,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:29,537 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:29,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 27 states have internal predecessors, (90), 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) [2021-02-19 23:19:29,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:29,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:29,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:29,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:30,868 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-02-19 23:19:30,869 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:30,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:30,869 INFO L82 PathProgramCache]: Analyzing trace with hash 994691410, now seen corresponding path program 11 times [2021-02-19 23:19:30,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:30,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778797608] [2021-02-19 23:19:30,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:32,437 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:32,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778797608] [2021-02-19 23:19:32,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148771745] [2021-02-19 23:19:32,438 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:32,488 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-02-19 23:19:32,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:32,490 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-02-19 23:19:32,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:32,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 23:19:32,940 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:32,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:32,952 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:32,952 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-02-19 23:19:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 23:19:33,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:33,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,027 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-02-19 23:19:33,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-02-19 23:19:33,142 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:33,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,164 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-02-19 23:19:33,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-02-19 23:19:33,257 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:33,281 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,281 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-02-19 23:19:33,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-02-19 23:19:33,384 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:33,412 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,412 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-02-19 23:19:33,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:33,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-02-19 23:19:33,526 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:33,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:33,553 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-02-19 23:19:34,445 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-02-19 23:19:34,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 115 [2021-02-19 23:19:34,471 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:34,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:34,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:19:34,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:19:34,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 111 [2021-02-19 23:19:34,529 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:34,536 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:34,537 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:34,537 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-02-19 23:19:34,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2021-02-19 23:19:34,621 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:19:34,625 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:19:34,626 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:19:34,626 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-02-19 23:19:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:19:34,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:34,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-02-19 23:19:34,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354902518] [2021-02-19 23:19:34,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-02-19 23:19:34,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:34,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-02-19 23:19:34,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-02-19 23:19:34,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:34,759 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:34,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.4038461538461537) internal successors, (125), 51 states have internal predecessors, (125), 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) [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:34,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:36,220 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-02-19 23:19:39,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:39,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:40,149 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-02-19 23:19:40,149 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:40,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:40,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1181463964, now seen corresponding path program 12 times [2021-02-19 23:19:40,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:40,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748181814] [2021-02-19 23:19:40,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:40,332 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:40,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748181814] [2021-02-19 23:19:40,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461857122] [2021-02-19 23:19:40,332 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:40,409 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-02-19 23:19:40,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:40,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-02-19 23:19:40,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:40,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:40,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-02-19 23:19:40,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159482743] [2021-02-19 23:19:40,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-19 23:19:40,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:40,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-19 23:19:40,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-02-19 23:19:40,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:40,580 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:40,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 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) [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:40,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:40,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:42,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:42,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:42,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:42,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:42,603 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-02-19 23:19:42,603 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:42,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:42,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1849124704, now seen corresponding path program 13 times [2021-02-19 23:19:42,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:42,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764671540] [2021-02-19 23:19:42,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-02-19 23:19:42,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764671540] [2021-02-19 23:19:42,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801467909] [2021-02-19 23:19:42,937 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:42,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-02-19 23:19:42,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-02-19 23:19:43,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:43,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-02-19 23:19:43,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690182907] [2021-02-19 23:19:43,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-02-19 23:19:43,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:43,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-02-19 23:19:43,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-02-19 23:19:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:43,167 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:43,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6666666666666665) internal successors, (72), 26 states have internal predecessors, (72), 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) [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:43,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:43,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:43,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:43,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:44,898 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:44,898 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:44,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:44,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1683910590, now seen corresponding path program 14 times [2021-02-19 23:19:44,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:44,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621591329] [2021-02-19 23:19:44,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:45,093 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:45,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621591329] [2021-02-19 23:19:45,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366517355] [2021-02-19 23:19:45,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:45,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:19:45,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:45,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-02-19 23:19:45,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-02-19 23:19:45,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:45,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-02-19 23:19:45,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943082809] [2021-02-19 23:19:45,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-02-19 23:19:45,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:45,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-02-19 23:19:45,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-02-19 23:19:45,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:45,665 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:45,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.825) internal successors, (113), 39 states have internal predecessors, (113), 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) [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:45,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:45,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:45,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:45,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:45,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:48,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:48,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:48,394 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-02-19 23:19:48,394 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:48,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:48,394 INFO L82 PathProgramCache]: Analyzing trace with hash 593701032, now seen corresponding path program 15 times [2021-02-19 23:19:48,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:48,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898697468] [2021-02-19 23:19:48,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:48,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898697468] [2021-02-19 23:19:48,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861002992] [2021-02-19 23:19:48,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:48,681 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-02-19 23:19:48,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:48,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-02-19 23:19:48,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:48,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:48,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-02-19 23:19:48,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818276922] [2021-02-19 23:19:48,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-02-19 23:19:48,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:48,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-02-19 23:19:48,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-02-19 23:19:48,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:48,904 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:48,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.0869565217391304) internal successors, (71), 22 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:19:48,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:48,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:48,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:48,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:48,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:51,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:51,215 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-02-19 23:19:51,216 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:51,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:51,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1841044516, now seen corresponding path program 16 times [2021-02-19 23:19:51,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:51,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834119213] [2021-02-19 23:19:51,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:51,734 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-02-19 23:19:51,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834119213] [2021-02-19 23:19:51,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062892115] [2021-02-19 23:19:51,734 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:51,791 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:19:51,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:51,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-02-19 23:19:51,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-02-19 23:19:51,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:51,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-02-19 23:19:51,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118037896] [2021-02-19 23:19:51,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-19 23:19:51,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:51,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-19 23:19:51,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-02-19 23:19:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:51,970 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:51,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6206896551724137) internal successors, (76), 28 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) [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:51,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:51,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:53,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:53,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:19:53,739 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-02-19 23:19:53,739 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:53,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:53,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1938156922, now seen corresponding path program 17 times [2021-02-19 23:19:53,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:53,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445487909] [2021-02-19 23:19:53,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:54,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445487909] [2021-02-19 23:19:54,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263881600] [2021-02-19 23:19:54,046 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:54,130 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-02-19 23:19:54,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:54,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-02-19 23:19:54,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-02-19 23:19:54,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:54,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-02-19 23:19:54,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783284391] [2021-02-19 23:19:54,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-02-19 23:19:54,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:54,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-02-19 23:19:55,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-02-19 23:19:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:55,000 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:55,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.6666666666666665) internal successors, (136), 50 states have internal predecessors, (136), 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) [2021-02-19 23:19:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:19:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:19:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:19:58,614 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:58,615 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:19:58,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:19:58,615 INFO L82 PathProgramCache]: Analyzing trace with hash 294870764, now seen corresponding path program 18 times [2021-02-19 23:19:58,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:19:58,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512718389] [2021-02-19 23:19:58,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:19:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:19:58,961 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 23:19:58,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512718389] [2021-02-19 23:19:58,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660779210] [2021-02-19 23:19:58,961 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:19:59,060 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-02-19 23:19:59,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:19:59,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-02-19 23:19:59,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:19:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-02-19 23:19:59,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:19:59,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-02-19 23:19:59,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226239387] [2021-02-19 23:19:59,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-02-19 23:19:59,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:19:59,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-02-19 23:19:59,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-02-19 23:19:59,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:19:59,687 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:19:59,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.8863636363636362) internal successors, (127), 43 states have internal predecessors, (127), 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) [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:19:59,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:19:59,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:21,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:21,658 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:20:21,658 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:20:21,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:20:21,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1080145762, now seen corresponding path program 19 times [2021-02-19 23:20:21,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:20:21,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427075465] [2021-02-19 23:20:21,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:20:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:20:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:20:22,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427075465] [2021-02-19 23:20:22,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257474721] [2021-02-19 23:20:22,560 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:20:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:20:22,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-02-19 23:20:22,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:20:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-02-19 23:20:23,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:20:23,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-02-19 23:20:23,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861541023] [2021-02-19 23:20:23,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-02-19 23:20:23,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:20:23,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-02-19 23:20:23,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-02-19 23:20:23,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:23,688 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:20:23,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.4788732394366195) internal successors, (176), 70 states have internal predecessors, (176), 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) [2021-02-19 23:20:23,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:23,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:23,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:23,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:32,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:32,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:32,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-02-19 23:20:32,286 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:20:32,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:20:32,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1437901564, now seen corresponding path program 20 times [2021-02-19 23:20:32,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:20:32,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202398906] [2021-02-19 23:20:32,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:20:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:20:33,335 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:20:33,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202398906] [2021-02-19 23:20:33,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492893411] [2021-02-19 23:20:33,335 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:20:33,387 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:20:33,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:20:33,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-02-19 23:20:33,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:20:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-02-19 23:20:34,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:20:34,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-02-19 23:20:34,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875345104] [2021-02-19 23:20:34,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-02-19 23:20:34,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:20:34,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-02-19 23:20:34,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-02-19 23:20:34,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:34,628 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:20:34,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4594594594594597) internal successors, (182), 73 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) [2021-02-19 23:20:34,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:34,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:34,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:34,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:34,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:34,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:43,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:43,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:20:43,648 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-02-19 23:20:43,648 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:20:43,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:20:43,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1080173094, now seen corresponding path program 21 times [2021-02-19 23:20:43,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:20:43,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344876444] [2021-02-19 23:20:43,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:20:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:20:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-02-19 23:20:44,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344876444] [2021-02-19 23:20:44,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652478837] [2021-02-19 23:20:44,097 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-02-19 23:20:44,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-02-19 23:20:44,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:20:44,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-19 23:20:44,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:20:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-02-19 23:20:44,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:20:44,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-02-19 23:20:44,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998152558] [2021-02-19 23:20:44,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-02-19 23:20:44,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:20:44,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-02-19 23:20:44,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-02-19 23:20:44,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:44,428 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:20:44,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.484848484848485) internal successors, (82), 32 states have internal predecessors, (82), 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) [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:44,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:44,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:44,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:44,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:44,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:20:44,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:20:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:20:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:20:53,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:20:53,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:20:53,735 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:20:53,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:20:53,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1411635512, now seen corresponding path program 22 times [2021-02-19 23:20:53,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:20:53,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372517349] [2021-02-19 23:20:53,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:20:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:20:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:20:59,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372517349] [2021-02-19 23:20:59,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936159161] [2021-02-19 23:20:59,990 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:21:00,054 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:21:00,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:21:00,058 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 173 conjunts are in the unsatisfiable core [2021-02-19 23:21:00,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:21:00,282 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-02-19 23:21:02,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 23:21:02,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:02,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,438 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-02-19 23:21:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:02,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 23:21:02,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,680 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:02,681 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,682 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-02-19 23:21:02,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:02,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:02,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-02-19 23:21:02,852 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:02,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:02,891 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-02-19 23:21:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-02-19 23:21:03,076 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:03,114 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,114 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-02-19 23:21:03,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-02-19 23:21:03,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:03,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,372 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-02-19 23:21:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-02-19 23:21:03,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,663 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:03,665 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,665 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-02-19 23:21:03,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:03,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 106 [2021-02-19 23:21:03,904 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,952 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:03,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:03,954 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-02-19 23:21:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 122 [2021-02-19 23:21:04,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:04,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:04,275 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:04,276 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-02-19 23:21:04,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 138 [2021-02-19 23:21:04,609 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:04,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:04,671 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:04,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-02-19 23:21:04,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:04,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 154 [2021-02-19 23:21:04,992 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:05,063 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:05,065 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:05,065 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-02-19 23:21:05,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 170 [2021-02-19 23:21:05,421 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:05,512 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:05,514 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:05,514 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-02-19 23:21:05,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:05,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 186 [2021-02-19 23:21:05,904 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:06,011 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-19 23:21:06,011 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:06,014 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:06,014 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-02-19 23:21:06,395 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-19 23:21:06,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:06,617 INFO L244 Elim1Store]: Index analysis took 191 ms [2021-02-19 23:21:06,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 202 [2021-02-19 23:21:06,625 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:06,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:06,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:06,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-02-19 23:21:07,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,178 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-02-19 23:21:07,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 218 [2021-02-19 23:21:07,183 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:07,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:07,275 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:07,276 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-02-19 23:21:07,620 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-02-19 23:21:07,637 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-02-19 23:21:07,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:07,931 INFO L244 Elim1Store]: Index analysis took 286 ms [2021-02-19 23:21:07,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 234 [2021-02-19 23:21:07,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:08,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:08,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 23:21:08,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 23:21:08,253 INFO L244 Elim1Store]: Index analysis took 209 ms [2021-02-19 23:21:08,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 152 [2021-02-19 23:21:08,260 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:08,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:08,275 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:08,275 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-02-19 23:21:11,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 39 [2021-02-19 23:21:11,562 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:21:11,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:21:11,575 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:21:11,575 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-02-19 23:21:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:21:12,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:21:12,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-02-19 23:21:12,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407955671] [2021-02-19 23:21:12,088 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-02-19 23:21:12,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:21:12,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-02-19 23:21:12,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-02-19 23:21:12,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:21:12,091 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:21:12,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 2.4183673469387754) internal successors, (237), 97 states have internal predecessors, (237), 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) [2021-02-19 23:21:12,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:21:12,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:21:12,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:21:12,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:21:12,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:21:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:21:19,212 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2021-02-19 23:21:19,659 WARN L202 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 131 [2021-02-19 23:21:19,984 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2021-02-19 23:21:20,434 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-02-19 23:21:20,823 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-02-19 23:21:24,040 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 47 [2021-02-19 23:21:24,885 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 44 [2021-02-19 23:21:27,389 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 35 [2021-02-19 23:22:15,491 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-19 23:22:16,582 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-02-19 23:22:18,156 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-02-19 23:22:22,153 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-02-19 23:22:23,073 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-02-19 23:22:23,837 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-02-19 23:22:24,201 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-02-19 23:22:28,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:22:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:22:28,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:22:28,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:22:28,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:22:28,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:22:28,854 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-02-19 23:22:28,854 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:22:28,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:22:28,855 INFO L82 PathProgramCache]: Analyzing trace with hash -622840566, now seen corresponding path program 23 times [2021-02-19 23:22:28,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:22:28,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828145815] [2021-02-19 23:22:28,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:22:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:22:32,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-02-19 23:22:32,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828145815] [2021-02-19 23:22:32,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031770497] [2021-02-19 23:22:32,143 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:22:32,457 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-02-19 23:22:32,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:22:32,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-02-19 23:22:32,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:22:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-02-19 23:22:33,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:22:33,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-02-19 23:22:33,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549741865] [2021-02-19 23:22:33,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-02-19 23:22:33,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:22:33,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-02-19 23:22:33,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-02-19 23:22:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:22:33,976 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:22:33,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3137254901960786) internal successors, (118), 50 states have internal predecessors, (118), 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) [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:22:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:22:33,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:23:03,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:23:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:23:03,523 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:23:03,524 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:23:03,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:23:03,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1927028264, now seen corresponding path program 24 times [2021-02-19 23:23:03,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:23:03,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444866733] [2021-02-19 23:23:03,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:23:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:23:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:23:05,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444866733] [2021-02-19 23:23:05,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147999688] [2021-02-19 23:23:05,588 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 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 [2021-02-19 23:23:05,843 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-02-19 23:23:05,843 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:23:05,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-02-19 23:23:05,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:23:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:23:07,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:23:07,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-02-19 23:23:07,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856518366] [2021-02-19 23:23:07,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-02-19 23:23:07,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:23:07,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-02-19 23:23:07,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-02-19 23:23:07,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:23:07,466 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:23:07,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.864864864864865) internal successors, (106), 36 states have internal predecessors, (106), 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) [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:23:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:23:50,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:23:50,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:23:50,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:23:51,094 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-02-19 23:23:51,095 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:23:51,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:23:51,095 INFO L82 PathProgramCache]: Analyzing trace with hash -547029412, now seen corresponding path program 25 times [2021-02-19 23:23:51,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:23:51,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043847972] [2021-02-19 23:23:51,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:23:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:23:55,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-02-19 23:23:55,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043847972] [2021-02-19 23:23:55,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228544268] [2021-02-19 23:23:55,132 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 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 [2021-02-19 23:23:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:23:55,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-02-19 23:23:55,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:23:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-02-19 23:23:56,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:23:56,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-02-19 23:23:56,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646771372] [2021-02-19 23:23:56,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-02-19 23:23:56,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:23:56,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-02-19 23:23:56,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-02-19 23:23:56,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:23:56,911 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:23:56,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3461538461538463) internal successors, (122), 51 states have internal predecessors, (122), 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) [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:23:56,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:23:56,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:24:37,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:24:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:24:37,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:24:37,792 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-02-19 23:24:37,792 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:24:37,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:24:37,793 INFO L82 PathProgramCache]: Analyzing trace with hash -660334594, now seen corresponding path program 26 times [2021-02-19 23:24:37,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:24:37,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699262449] [2021-02-19 23:24:37,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:24:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:24:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:24:40,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699262449] [2021-02-19 23:24:40,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240249681] [2021-02-19 23:24:40,183 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-02-19 23:24:40,255 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:24:40,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:24:40,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-02-19 23:24:40,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:24:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-02-19 23:24:46,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:24:46,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-02-19 23:24:46,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996459331] [2021-02-19 23:24:46,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-02-19 23:24:46,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:24:46,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-02-19 23:24:46,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-02-19 23:24:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:24:46,239 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:24:46,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5526315789473686) internal successors, (194), 75 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) [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:24:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:24:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:25:40,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:25:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:25:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:25:40,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:25:40,881 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-02-19 23:25:40,881 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:25:40,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:25:40,882 INFO L82 PathProgramCache]: Analyzing trace with hash -175552412, now seen corresponding path program 27 times [2021-02-19 23:25:40,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:25:40,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374003093] [2021-02-19 23:25:40,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:25:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:25:43,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:25:43,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374003093] [2021-02-19 23:25:43,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460833463] [2021-02-19 23:25:43,344 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 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 [2021-02-19 23:25:43,512 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-02-19 23:25:43,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:25:43,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 49 conjunts are in the unsatisfiable core [2021-02-19 23:25:43,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:25:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:25:47,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:25:47,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 42] total 59 [2021-02-19 23:25:47,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494945152] [2021-02-19 23:25:47,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-02-19 23:25:47,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:25:47,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-02-19 23:25:47,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=776, Invalid=2764, Unknown=0, NotChecked=0, Total=3540 [2021-02-19 23:25:47,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:25:47,751 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:25:47,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 2.9) internal successors, (174), 59 states have internal predecessors, (174), 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) [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:25:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:25:47,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:25:47,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:26:44,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:26:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:26:44,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:26:44,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-02-19 23:26:44,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-02-19 23:26:44,788 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:26:44,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:26:44,788 INFO L82 PathProgramCache]: Analyzing trace with hash -724903264, now seen corresponding path program 28 times [2021-02-19 23:26:44,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:26:44,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172092304] [2021-02-19 23:26:44,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:26:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:26:47,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-02-19 23:26:47,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172092304] [2021-02-19 23:26:47,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672220687] [2021-02-19 23:26:47,872 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 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 [2021-02-19 23:26:47,940 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:26:47,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:26:47,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 41 conjunts are in the unsatisfiable core [2021-02-19 23:26:47,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:26:49,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-02-19 23:26:49,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:26:49,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-02-19 23:26:49,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582816231] [2021-02-19 23:26:49,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-02-19 23:26:49,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:26:49,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-02-19 23:26:49,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-02-19 23:26:49,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:26:49,613 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:26:49,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3333333333333335) internal successors, (126), 53 states have internal predecessors, (126), 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) [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:26:49,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-02-19 23:26:49,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:27:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:27:35,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-02-19 23:27:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-02-19 23:27:35,214 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:27:35,215 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:27:35,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:27:35,215 INFO L82 PathProgramCache]: Analyzing trace with hash 427282882, now seen corresponding path program 29 times [2021-02-19 23:27:35,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:27:35,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892057549] [2021-02-19 23:27:35,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:27:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:27:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 23:27:37,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892057549] [2021-02-19 23:27:37,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386852418] [2021-02-19 23:27:37,544 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 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 [2021-02-19 23:27:37,824 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-02-19 23:27:37,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:27:37,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 53 conjunts are in the unsatisfiable core [2021-02-19 23:27:37,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:27:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 900 proven. 593 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-02-19 23:27:44,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:27:44,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 52] total 83 [2021-02-19 23:27:44,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621774766] [2021-02-19 23:27:44,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-02-19 23:27:44,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:27:44,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-02-19 23:27:44,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1266, Invalid=5706, Unknown=0, NotChecked=0, Total=6972 [2021-02-19 23:27:44,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:27:44,154 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:27:44,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.6547619047619047) internal successors, (223), 83 states have internal predecessors, (223), 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) [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:27:44,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-02-19 23:27:44,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-02-19 23:27:47,764 WARN L219 SmtUtils]: Removed 3 from assertion stack [2021-02-19 23:27:47,965 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:27:47,965 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-19 23:27:47,969 WARN L224 ceAbstractionStarter]: Timeout [2021-02-19 23:27:47,969 INFO L202 PluginConnector]: Adding new model simple-array-sum-PcO.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 11:27:47 BasicIcfg [2021-02-19 23:27:47,970 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 23:27:47,970 INFO L168 Benchmark]: Toolchain (without parser) took 512043.52 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.5 GB). Free memory was 236.4 MB in the beginning and 6.9 GB in the end (delta: -6.6 GB). Peak memory consumption was 5.9 GB. Max. memory is 16.0 GB. [2021-02-19 23:27:47,970 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 94.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-19 23:27:47,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.96 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-19 23:27:47,970 INFO L168 Benchmark]: Boogie Preprocessor took 18.95 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.5 MB in the end (delta: 942.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-19 23:27:47,970 INFO L168 Benchmark]: RCFGBuilder took 304.39 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 234.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.0 GB. [2021-02-19 23:27:47,971 INFO L168 Benchmark]: TraceAbstraction took 511690.66 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.5 GB). Free memory was 234.0 MB in the beginning and 6.9 GB in the end (delta: -6.6 GB). Peak memory consumption was 5.9 GB. Max. memory is 16.0 GB. [2021-02-19 23:27:47,971 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 0.14 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 94.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.96 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.95 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.5 MB in the end (delta: 942.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 304.39 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 234.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 511690.66 ms. Allocated memory was 255.9 MB in the beginning and 12.8 GB in the end (delta: 12.5 GB). Free memory was 234.0 MB in the beginning and 6.9 GB in the end (delta: -6.6 GB). Peak memory consumption was 5.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 67). Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 11ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 511.5s, OverallIterations: 31, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 78.4s InterpolantComputationTime, 5560 NumberOfCodeBlocks, 5526 NumberOfCodeBlocksAsserted, 270 NumberOfCheckSat, 5500 ConstructedInterpolants, 18 QuantifiedInterpolants, 6533249 SizeOfPredicates, 62 NumberOfNonLiveVariables, 6988 ConjunctsInSsa, 980 ConjunctsInUnsatCore, 60 InterpolantComputations, 3 PerfectInterpolantSequences, 26428/37805 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown