/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 23:05:02,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 23:05:02,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 23:05:02,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-03 23:05:02,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 23:05:02,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 23:05:02,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 23:05:02,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf [2021-05-03 23:05:02,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 23:05:02,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 23:05:02,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 23:05:02,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 23:05:02,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 23:05:02,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 23:05:02,181 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 23:05:02,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 23:05:02,181 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 23:05:02,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 23:05:02,183 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 23:05:02,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 23:05:02,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 23:05:02,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 23:05:02,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 23:05:02,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 23:05:02,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 23:05:02,185 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 23:05:02,185 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 23:05:02,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 23:05:02,186 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-05-03 23:05:02,186 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 23:05:02,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 23:05:02,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 23:05:02,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 23:05:02,551 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 23:05:02,552 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 23:05:02,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl [2021-05-03 23:05:02,553 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl' [2021-05-03 23:05:02,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 23:05:02,605 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 23:05:02,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 23:05:02,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 23:05:02,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 23:05:02,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 23:05:02,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 23:05:02,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 23:05:02,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 23:05:02,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/1) ... [2021-05-03 23:05:02,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 23:05:02,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 23:05:02,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 23:05:02,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 23:05:02,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (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 [2021-05-03 23:05:02,744 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 23:05:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 23:05:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 23:05:02,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 23:05:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 23:05:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 23:05:02,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 23:05:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 23:05:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 23:05:02,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 23:05:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 23:05:02,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 23:05:02,747 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 23:05:02,925 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 23:05:02,925 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-03 23:05:02,926 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:05:02 BoogieIcfgContainer [2021-05-03 23:05:02,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 23:05:02,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 23:05:02,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 23:05:02,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 23:05:02,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:02" (1/2) ... [2021-05-03 23:05:02,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f9ba3f and model type max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 11:05:02, skipping insertion in model container [2021-05-03 23:05:02,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:05:02" (2/2) ... [2021-05-03 23:05:02,934 INFO L111 eAbstractionObserver]: Analyzing ICFG max-fun.wvr.bpl [2021-05-03 23:05:02,940 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 23:05:02,940 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 23:05:02,944 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 23:05:02,945 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 23:05:03,000 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-03 23:05:03,017 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 [2021-05-03 23:05:03,105 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 23:05:03,105 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 23:05:03,106 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 23:05:03,106 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 23:05:03,106 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 23:05:03,106 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 23:05:03,106 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 23:05:03,106 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 23:05:03,390 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:03,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:03,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1481346448, now seen corresponding path program 1 times [2021-05-03 23:05:03,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:03,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392918839] [2021-05-03 23:05:03,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:05:03,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392918839] [2021-05-03 23:05:03,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 23:05:03,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 23:05:03,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254563058] [2021-05-03 23:05:03,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-03 23:05:03,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:03,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-03 23:05:03,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-05-03 23:05:03,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:03,645 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:03,648 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:05:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:03,727 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 23:05:03,728 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:03,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:03,732 INFO L82 PathProgramCache]: Analyzing trace with hash -2032408914, now seen corresponding path program 1 times [2021-05-03 23:05:03,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:03,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524075435] [2021-05-03 23:05:03,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:04,249 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-05-03 23:05:04,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:04,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524075435] [2021-05-03 23:05:04,395 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138311015] [2021-05-03 23:05:04,395 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 [2021-05-03 23:05:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:04,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-03 23:05:04,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:04,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-03 23:05:04,945 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:04,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-03 23:05:04,959 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:04,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 23:05:04,975 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:04,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 23:05:04,982 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:04,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-03 23:05:04,987 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:04,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 23:05:04,994 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:05,033 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-05-03 23:05:05,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-03 23:05:05,044 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-05-03 23:05:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:05,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:05,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 23:05:05,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122506062] [2021-05-03 23:05:05,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 23:05:05,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:05,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 23:05:05,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-03 23:05:05,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:05,121 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:05,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:05:05,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:05,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:05,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:05,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:05,525 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:05,525 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:05,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:05,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1387950156, now seen corresponding path program 2 times [2021-05-03 23:05:05,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:05,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032625377] [2021-05-03 23:05:05,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:05,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032625377] [2021-05-03 23:05:05,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879203042] [2021-05-03 23:05:05,595 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 [2021-05-03 23:05:05,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:05:05,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:05:05,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:05:05,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:05,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:05,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 23:05:05,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548376014] [2021-05-03 23:05:05,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 23:05:05,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:05,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 23:05:05,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-03 23:05:05,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:05,780 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:05,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:05:05,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:05,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:05,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:05,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:05,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:06,116 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:06,117 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:06,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:06,117 INFO L82 PathProgramCache]: Analyzing trace with hash 824260880, now seen corresponding path program 1 times [2021-05-03 23:05:06,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:06,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812740127] [2021-05-03 23:05:06,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:05:06,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812740127] [2021-05-03 23:05:06,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970570442] [2021-05-03 23:05:06,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:06,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:05:06,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:05:06,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:06,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 23:05:06,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588548088] [2021-05-03 23:05:06,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-03 23:05:06,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:06,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-03 23:05:06,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-03 23:05:06,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:06,354 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:06,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:05:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:06,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:06,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:06,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:06,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:06,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:06,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:06,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:06,677 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:06,677 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:06,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:06,677 INFO L82 PathProgramCache]: Analyzing trace with hash -95579090, now seen corresponding path program 2 times [2021-05-03 23:05:06,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:06,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500918459] [2021-05-03 23:05:06,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:07,417 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-05-03 23:05:07,709 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-05-03 23:05:07,972 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-05-03 23:05:08,155 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-05-03 23:05:08,374 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-05-03 23:05:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:08,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500918459] [2021-05-03 23:05:08,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251957882] [2021-05-03 23:05:08,513 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:08,551 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:05:08,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:05:08,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-03 23:05:08,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:09,281 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 23:05:09,632 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-05-03 23:05:10,452 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2021-05-03 23:05:10,766 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-03 23:05:11,030 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-03 23:05:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:11,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:11,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-03 23:05:11,713 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:11,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:11,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:11,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-05-03 23:05:11,734 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,298 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 130 [2021-05-03 23:05:12,299 INFO L628 ElimStorePlain]: treesize reduction 226, result has 64.6 percent of original size [2021-05-03 23:05:12,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:12,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 23:05:12,312 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,531 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-05-03 23:05:12,531 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:12,531 INFO L518 ElimStorePlain]: Eliminatee v_prenex_10 vanished before elimination [2021-05-03 23:05:12,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:12,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:12,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 23:05:12,554 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-03 23:05:12,568 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,748 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-03 23:05:12,749 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-05-03 23:05:12,766 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 23:05:12,781 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:12,961 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-03 23:05:12,961 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:12,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:12,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:12,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 23:05:12,979 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:13,132 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-03 23:05:13,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:13,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-05-03 23:05:13,147 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:13,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 23:05:13,161 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:13,289 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-03 23:05:13,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:13,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 23:05:13,299 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:13,411 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 23:05:13,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:05:13,420 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: and 9 xjuncts. [2021-05-03 23:05:13,420 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:704, output treesize:94 [2021-05-03 23:05:13,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:13,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:13,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-05-03 23:05:13,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671129524] [2021-05-03 23:05:13,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-03 23:05:13,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:13,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-03 23:05:13,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2021-05-03 23:05:13,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:13,559 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:13,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 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) [2021-05-03 23:05:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:13,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:14,083 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2021-05-03 23:05:14,468 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 74 [2021-05-03 23:05:15,181 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 89 [2021-05-03 23:05:15,724 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-05-03 23:05:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:16,033 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-05-03 23:05:16,033 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:16,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:16,034 INFO L82 PathProgramCache]: Analyzing trace with hash 701472716, now seen corresponding path program 3 times [2021-05-03 23:05:16,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:16,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909533460] [2021-05-03 23:05:16,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:16,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909533460] [2021-05-03 23:05:16,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194385685] [2021-05-03 23:05:16,139 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 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 [2021-05-03 23:05:16,176 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-03 23:05:16,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:05:16,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:05:16,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:16,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:16,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-03 23:05:16,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452964510] [2021-05-03 23:05:16,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-03 23:05:16,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:16,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-03 23:05:16,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-03 23:05:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:16,372 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:16,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 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) [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:16,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:05:16,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:16,825 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:16,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:16,825 INFO L82 PathProgramCache]: Analyzing trace with hash 319989904, now seen corresponding path program 4 times [2021-05-03 23:05:16,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:16,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71373448] [2021-05-03 23:05:16,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:16,911 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:05:16,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71373448] [2021-05-03 23:05:16,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417921601] [2021-05-03 23:05:16,912 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 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 [2021-05-03 23:05:16,951 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 23:05:16,952 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:05:16,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:05:16,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:05:17,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:05:17,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-03 23:05:17,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110684448] [2021-05-03 23:05:17,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-03 23:05:17,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:05:17,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-03 23:05:17,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-03 23:05:17,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:17,103 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:05:17,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 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) [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:05:17,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:05:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:05:17,472 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:05:17,473 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:05:17,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:05:17,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1548155474, now seen corresponding path program 5 times [2021-05-03 23:05:17,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:05:17,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559264215] [2021-05-03 23:05:17,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:05:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:05:18,465 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 35 [2021-05-03 23:05:18,870 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 60 [2021-05-03 23:05:19,724 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 85 [2021-05-03 23:05:21,045 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 267 DAG size of output: 152 [2021-05-03 23:05:22,770 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 277 DAG size of output: 187 [2021-05-03 23:05:24,320 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 271 DAG size of output: 182 [2021-05-03 23:05:25,252 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 111 [2021-05-03 23:05:25,758 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 70 [2021-05-03 23:05:26,015 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 40 [2021-05-03 23:05:26,204 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 37 [2021-05-03 23:05:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:05:26,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559264215] [2021-05-03 23:05:26,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339387181] [2021-05-03 23:05:26,325 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 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 [2021-05-03 23:05:26,381 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-03 23:05:26,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:05:26,382 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-03 23:05:26,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:05:26,983 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-03 23:05:28,749 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 119 [2021-05-03 23:05:30,520 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 355 [2021-05-03 23:05:33,256 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 364 [2021-05-03 23:05:35,412 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 365 [2021-05-03 23:05:37,647 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 367 [2021-05-03 23:05:39,807 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 366 [2021-05-03 23:05:41,652 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 380 [2021-05-03 23:05:44,419 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 379 [2021-05-03 23:05:45,665 INFO L446 ElimStorePlain]: Different costs {9=[v_prenex_100, v_prenex_102, v_prenex_90, v_prenex_104, v_prenex_106, v_prenex_72, v_prenex_94, v_prenex_92, v_prenex_70, v_prenex_98, v_prenex_76, v_prenex_96, v_prenex_74, v_prenex_57, v_prenex_78, v_prenex_55, v_prenex_110, v_prenex_112, v_prenex_108, A, v_prenex_60, v_prenex_82, v_prenex_80, v_prenex_86, v_prenex_64, v_prenex_62, v_prenex_84, v_prenex_68, v_prenex_88, v_prenex_66], 15=[v_prenex_53, v_prenex_114]} [2021-05-03 23:05:45,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:45,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 23:05:45,808 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:45,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:45,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:45,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 23:05:45,887 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:05:57,890 WARN L205 SmtUtils]: Spent 12.00 s on a formula simplification. DAG size of input: 807 DAG size of output: 752 [2021-05-03 23:05:57,892 INFO L628 ElimStorePlain]: treesize reduction 1250, result has 68.2 percent of original size [2021-05-03 23:05:57,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:05:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:05:57,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 23:05:57,955 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:02,903 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 738 [2021-05-03 23:06:02,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:02,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:02,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:02,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:02,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:02,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:02,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:06:02,969 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:07,678 WARN L205 SmtUtils]: Spent 4.71 s on a formula simplification that was a NOOP. DAG size: 723 [2021-05-03 23:06:07,679 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:07,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:06:07,787 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:07,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:07,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:07,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:06:07,866 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:12,720 WARN L205 SmtUtils]: Spent 4.85 s on a formula simplification that was a NOOP. DAG size: 708 [2021-05-03 23:06:12,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:12,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:12,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:12,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:12,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:12,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:06:12,794 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:17,887 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 693 [2021-05-03 23:06:17,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:17,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:17,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:17,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:17,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:17,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:18,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:06:18,015 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:18,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:18,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:18,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:06:18,079 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:22,718 WARN L205 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 679 [2021-05-03 23:06:22,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:22,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:22,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:22,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 23:06:22,799 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:22,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:22,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-05-03 23:06:22,846 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:27,522 WARN L205 SmtUtils]: Spent 4.67 s on a formula simplification that was a NOOP. DAG size: 663 [2021-05-03 23:06:27,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:27,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:27,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:27,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:27,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:27,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:27,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:06:27,593 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:32,905 WARN L205 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 649 [2021-05-03 23:06:32,907 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:32,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:32,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:32,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:33,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 23:06:33,033 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:33,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:33,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:33,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:33,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 23:06:33,100 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:38,166 WARN L205 SmtUtils]: Spent 5.06 s on a formula simplification that was a NOOP. DAG size: 632 [2021-05-03 23:06:38,167 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:38,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:38,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:38,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 23:06:38,296 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:38,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:38,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 23:06:38,363 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:43,363 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification that was a NOOP. DAG size: 615 [2021-05-03 23:06:43,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:43,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:43,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 23:06:43,489 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:43,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:43,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 23:06:43,549 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:48,450 WARN L205 SmtUtils]: Spent 4.90 s on a formula simplification that was a NOOP. DAG size: 598 [2021-05-03 23:06:48,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:48,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:48,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:06:48,573 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:48,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:06:48,631 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:53,391 WARN L205 SmtUtils]: Spent 4.76 s on a formula simplification that was a NOOP. DAG size: 581 [2021-05-03 23:06:53,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:06:53,510 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:53,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:53,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:53,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:06:53,584 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,154 WARN L205 SmtUtils]: Spent 4.57 s on a formula simplification that was a NOOP. DAG size: 564 [2021-05-03 23:06:58,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:58,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:06:58,277 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:58,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:06:58,342 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:02,874 WARN L205 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 547 [2021-05-03 23:07:02,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:02,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:02,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:02,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:02,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:02,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 23:07:02,944 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:07,676 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification that was a NOOP. DAG size: 532 [2021-05-03 23:07:07,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:07,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:07,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:07,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 23:07:07,808 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:07,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:07,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 23:07:07,874 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:12,549 WARN L205 SmtUtils]: Spent 4.67 s on a formula simplification that was a NOOP. DAG size: 515 [2021-05-03 23:07:12,551 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:12,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:12,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:12,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:07:12,679 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:12,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:07:12,754 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:16,803 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 500 [2021-05-03 23:07:16,804 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:16,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 23:07:16,939 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:16,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:16,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 23:07:17,002 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:20,660 WARN L205 SmtUtils]: Spent 3.66 s on a formula simplification that was a NOOP. DAG size: 483 [2021-05-03 23:07:20,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:20,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:20,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:20,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:20,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:20,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:07:20,705 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:24,740 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 468 [2021-05-03 23:07:24,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:24,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:24,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:07:24,807 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:28,987 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification that was a NOOP. DAG size: 453 [2021-05-03 23:07:28,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:29,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:29,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 23:07:29,073 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:33,207 WARN L205 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 438 [2021-05-03 23:07:33,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:33,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:33,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:33,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:33,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:33,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:07:33,273 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:37,441 WARN L205 SmtUtils]: Spent 4.17 s on a formula simplification that was a NOOP. DAG size: 423 [2021-05-03 23:07:37,443 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:37,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:37,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:37,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:37,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:37,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 23:07:37,510 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:41,561 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 408 [2021-05-03 23:07:41,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:41,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:41,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:41,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:41,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 23:07:41,623 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:45,376 WARN L205 SmtUtils]: Spent 3.75 s on a formula simplification that was a NOOP. DAG size: 393 [2021-05-03 23:07:45,378 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:45,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:45,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:45,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:45,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:45,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:45,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:07:45,427 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:49,508 WARN L205 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 378 [2021-05-03 23:07:49,510 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:49,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:07:49,661 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:49,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:49,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:49,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 23:07:49,725 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:53,364 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 361 [2021-05-03 23:07:53,366 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:53,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:53,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:53,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:53,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 23:07:53,429 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:56,762 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 346 [2021-05-03 23:07:56,763 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:56,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:07:56,878 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:56,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:07:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:07:56,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:07:56,941 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:00,141 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 329 [2021-05-03 23:08:00,142 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:00,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:08:00,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:00,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:00,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:00,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:00,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 23:08:00,194 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:03,284 WARN L205 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 314 [2021-05-03 23:08:03,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:03,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:08:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:03,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:03,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:03,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:03,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 23:08:03,340 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:06,374 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 299 [2021-05-03 23:08:06,376 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:06,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:08:06,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:06,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 23:08:06,469 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:09,427 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification that was a NOOP. DAG size: 283 [2021-05-03 23:08:09,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:09,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:08:09,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-05-03 23:08:09,505 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:12,314 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 270 [2021-05-03 23:08:12,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:12,395 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 22 xjuncts. [2021-05-03 23:08:12,396 INFO L247 ElimStorePlain]: Needed 48 recursive calls to eliminate 96 variables, input treesize:4005, output treesize:236 [2021-05-03 23:08:13,152 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 21 [2021-05-03 23:08:13,200 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:08:13,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:08:13,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-05-03 23:08:13,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252521258] [2021-05-03 23:08:13,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-03 23:08:13,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:08:13,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-03 23:08:13,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=895, Unknown=0, NotChecked=0, Total=992 [2021-05-03 23:08:13,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:08:13,203 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:08:13,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.3125) internal successors, (74), 32 states have internal predecessors, (74), 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) [2021-05-03 23:08:13,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:08:13,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:08:13,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:08:13,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:08:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:08:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:08:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:08:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:08:14,350 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2021-05-03 23:08:14,714 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2021-05-03 23:08:15,920 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 48 [2021-05-03 23:08:16,557 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 44 [2021-05-03 23:08:18,344 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 133 DAG size of output: 66 [2021-05-03 23:08:19,356 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 64 [2021-05-03 23:08:22,992 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-05-03 23:08:24,773 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 199 DAG size of output: 93 [2021-05-03 23:08:36,385 WARN L205 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 597 DAG size of output: 269 [2021-05-03 23:09:05,431 WARN L205 SmtUtils]: Spent 28.52 s on a formula simplification. DAG size of input: 275 DAG size of output: 230 [2021-05-03 23:09:39,829 WARN L205 SmtUtils]: Spent 33.52 s on a formula simplification. DAG size of input: 578 DAG size of output: 267 [2021-05-03 23:09:41,417 WARN L205 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-05-03 23:09:43,610 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 110 [2021-05-03 23:09:46,783 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 182 [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:09:46,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-03 23:09:47,198 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2021-05-03 23:09:47,198 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:09:47,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:09:47,199 INFO L82 PathProgramCache]: Analyzing trace with hash -475307896, now seen corresponding path program 6 times [2021-05-03 23:09:47,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:09:47,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579228432] [2021-05-03 23:09:47,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:09:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:09:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:09:47,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579228432] [2021-05-03 23:09:47,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716198742] [2021-05-03 23:09:47,832 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 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 [2021-05-03 23:09:47,873 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-03 23:09:47,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:09:47,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-03 23:09:47,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:09:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:09:49,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:09:49,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-05-03 23:09:49,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210036490] [2021-05-03 23:09:49,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-03 23:09:49,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:09:49,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-03 23:09:49,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-05-03 23:09:49,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:09:49,369 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:09:49,369 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.3793103448275863) internal successors, (69), 29 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-03 23:09:49,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:09:50,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:09:50,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:09:50,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:09:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:09:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:09:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:09:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-03 23:09:50,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 23:09:50,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:09:50,548 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:09:50,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:09:50,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1431715930, now seen corresponding path program 7 times [2021-05-03 23:09:50,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:09:50,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201804892] [2021-05-03 23:09:50,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:09:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:09:57,232 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 15 [2021-05-03 23:09:57,675 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2021-05-03 23:09:58,473 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-05-03 23:09:59,915 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 332 DAG size of output: 224 [2021-05-03 23:10:02,621 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 221 DAG size of output: 67 [2021-05-03 23:10:06,457 WARN L205 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 535 DAG size of output: 395 [2021-05-03 23:10:13,118 WARN L205 SmtUtils]: Spent 6.45 s on a formula simplification. DAG size of input: 395 DAG size of output: 112 [2021-05-03 23:10:26,671 WARN L205 SmtUtils]: Spent 13.54 s on a formula simplification. DAG size of input: 764 DAG size of output: 962 [2021-05-03 23:10:27,476 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 946 [2021-05-03 23:10:51,579 WARN L205 SmtUtils]: Spent 23.82 s on a formula simplification. DAG size of input: 962 DAG size of output: 199 [2021-05-03 23:11:26,477 WARN L205 SmtUtils]: Spent 34.89 s on a formula simplification. DAG size of input: 918 DAG size of output: 1408 [2021-05-03 23:11:27,749 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 1408 DAG size of output: 1423 [2021-05-03 23:12:04,466 WARN L205 SmtUtils]: Spent 36.32 s on a formula simplification. DAG size of input: 1408 DAG size of output: 279 [2021-05-03 23:12:45,879 WARN L205 SmtUtils]: Spent 41.40 s on a formula simplification. DAG size of input: 927 DAG size of output: 1417 [2021-05-03 23:12:47,023 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1417 DAG size of output: 1402 [2021-05-03 23:13:29,946 WARN L205 SmtUtils]: Spent 42.46 s on a formula simplification. DAG size of input: 1417 DAG size of output: 274 [2021-05-03 23:14:04,585 WARN L205 SmtUtils]: Spent 34.63 s on a formula simplification. DAG size of input: 895 DAG size of output: 825 [2021-05-03 23:14:05,170 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 850 [2021-05-03 23:14:52,925 WARN L205 SmtUtils]: Spent 47.24 s on a formula simplification. DAG size of input: 825 DAG size of output: 300 [2021-05-03 23:15:28,940 WARN L205 SmtUtils]: Spent 36.00 s on a formula simplification. DAG size of input: 874 DAG size of output: 864 [2021-05-03 23:15:29,919 WARN L205 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 864 DAG size of output: 920 [2021-05-03 23:16:10,589 WARN L205 SmtUtils]: Spent 40.20 s on a formula simplification. DAG size of input: 864 DAG size of output: 300 [2021-05-03 23:16:42,290 WARN L205 SmtUtils]: Spent 31.53 s on a formula simplification. DAG size of input: 697 DAG size of output: 955 [2021-05-03 23:16:43,540 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 955 DAG size of output: 1028 [2021-05-03 23:17:13,579 WARN L205 SmtUtils]: Spent 29.49 s on a formula simplification. DAG size of input: 955 DAG size of output: 211 [2021-05-03 23:17:37,007 WARN L205 SmtUtils]: Spent 23.40 s on a formula simplification. DAG size of input: 561 DAG size of output: 648 [2021-05-03 23:17:37,624 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 648 DAG size of output: 620 [2021-05-03 23:18:04,848 WARN L205 SmtUtils]: Spent 26.70 s on a formula simplification. DAG size of input: 648 DAG size of output: 142 [2021-05-03 23:18:20,613 WARN L205 SmtUtils]: Spent 15.76 s on a formula simplification. DAG size of input: 417 DAG size of output: 620 [2021-05-03 23:18:21,395 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 507 [2021-05-03 23:18:41,917 WARN L205 SmtUtils]: Spent 19.90 s on a formula simplification. DAG size of input: 618 DAG size of output: 91 [2021-05-03 23:18:56,721 WARN L205 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 412 DAG size of output: 615 [2021-05-03 23:18:57,445 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 502 Received shutdown request... [2021-05-03 23:19:05,309 WARN L222 SmtUtils]: Removed 4 from assertion stack [2021-05-03 23:19:05,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2021-05-03 23:19:05,310 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 23:19:05,373 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 23:19:05,374 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 11:19:05 BasicIcfg [2021-05-03 23:19:05,374 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 23:19:05,375 INFO L168 Benchmark]: Toolchain (without parser) took 842770.43 ms. Allocated memory was 373.3 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 353.1 MB in the beginning and 1.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 458.4 MB. Max. memory is 16.0 GB. [2021-05-03 23:19:05,375 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 373.3 MB. Free memory was 354.3 MB in the beginning and 354.2 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:19:05,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.97 ms. Allocated memory is still 373.3 MB. Free memory was 353.0 MB in the beginning and 351.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:19:05,375 INFO L168 Benchmark]: Boogie Preprocessor took 18.06 ms. Allocated memory is still 373.3 MB. Free memory was 351.6 MB in the beginning and 350.6 MB in the end (delta: 954.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 23:19:05,375 INFO L168 Benchmark]: RCFGBuilder took 262.40 ms. Allocated memory is still 373.3 MB. Free memory was 350.5 MB in the beginning and 337.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-03 23:19:05,375 INFO L168 Benchmark]: TraceAbstraction took 842446.16 ms. Allocated memory was 373.3 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 337.3 MB in the beginning and 1.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 443.8 MB. Max. memory is 16.0 GB. [2021-05-03 23:19:05,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 373.3 MB. Free memory was 354.3 MB in the beginning and 354.2 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 36.97 ms. Allocated memory is still 373.3 MB. Free memory was 353.0 MB in the beginning and 351.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.06 ms. Allocated memory is still 373.3 MB. Free memory was 351.6 MB in the beginning and 350.6 MB in the end (delta: 954.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 262.40 ms. Allocated memory is still 373.3 MB. Free memory was 350.5 MB in the beginning and 337.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 842446.16 ms. Allocated memory was 373.3 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 337.3 MB in the beginning and 1.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 443.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 408, positive: 298, positive conditional: 298, positive unconditional: 0, negative: 110, negative conditional: 110, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 298, positive: 298, positive conditional: 298, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 575, positive: 567, positive conditional: 0, positive unconditional: 567, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 230, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 230, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 575, positive: 345, positive conditional: 0, positive unconditional: 345, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 230, unknown conditional: 0, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 110 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 245, Number of persistent set computation: 314, Number of trivial persistent sets: 305, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 575, positive: 567, positive conditional: 0, positive unconditional: 567, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 230, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 230, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 575, positive: 345, positive conditional: 0, positive unconditional: 345, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 230, unknown conditional: 0, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 7,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 613 for 7046ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 842335.6ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.5ms, PartialOrderReductionTime: 98203.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 112, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 63.2ms SsaConstructionTime, 419.3ms SatisfiabilityAnalysisTime, 186705.9ms InterpolantComputationTime, 528 NumberOfCodeBlocks, 528 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 511 ConstructedInterpolants, 32 QuantifiedInterpolants, 66293 SizeOfPredicates, 34 NumberOfNonLiveVariables, 659 ConjunctsInSsa, 154 ConjunctsInUnsatCore, 17 InterpolantComputations, 1 PerfectInterpolantSequences, 101/375 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