/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 13:53:11,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 13:53:11,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 13:53:11,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 13:53:11,333 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-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-10 13:53:11,364 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 13:53:11,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 13:53:11,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 13:53:11,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 13:53:11,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 13:53:11,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 13:53:11,368 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 13:53:11,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 13:53:11,368 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 13:53:11,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 13:53:11,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 13:53:11,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 13:53:11,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 13:53:11,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 13:53:11,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 13:53:11,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 13:53:11,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 13:53:11,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 13:53:11,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 13:53:11,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 13:53:11,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 13:53:11,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 13:53:11,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 13:53:11,372 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 13:53:11,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 13:53:11,373 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 13:53:11,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 13:53:11,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 13:53:11,374 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 13:53:11,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 13:53:11,374 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 13:53:11,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 13:53:11,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 13:53:11,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 13:53:11,724 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 13:53:11,725 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 13:53:11,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl [2021-07-10 13:53:11,726 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl' [2021-07-10 13:53:11,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 13:53:11,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 13:53:11,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 13:53:11,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 13:53:11,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 13:53:11,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 13:53:11,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 13:53:11,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 13:53:11,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 13:53:11,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... [2021-07-10 13:53:11,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 13:53:11,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 13:53:11,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 13:53:11,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 13:53:11,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 13:53:11,884 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 13:53:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 13:53:11,884 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 13:53:11,885 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 13:53:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 13:53:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 13:53:11,885 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 13:53:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 13:53:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 13:53:11,887 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 13:53:12,146 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 13:53:12,146 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-07-10 13:53:12,147 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 13:53:12,147 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-10 13:53:12,148 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:53:12 BoogieIcfgContainer [2021-07-10 13:53:12,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 13:53:12,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 13:53:12,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 13:53:12,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 13:53:12,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:53:11" (1/2) ... [2021-07-10 13:53:12,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb9cab3 and model type loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:53:12, skipping insertion in model container [2021-07-10 13:53:12,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:53:12" (2/2) ... [2021-07-10 13:53:12,166 INFO L111 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.bpl [2021-07-10 13:53:12,171 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 13:53:12,171 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 13:53:12,171 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 13:53:12,171 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 13:53:12,225 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 13:53:12,248 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 13:53:12,314 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 13:53:12,314 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 13:53:12,314 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 13:53:12,314 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 13:53:12,314 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 13:53:12,315 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 13:53:12,315 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 13:53:12,315 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 13:53:12,365 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:12,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:12,369 INFO L82 PathProgramCache]: Analyzing trace with hash -304590712, now seen corresponding path program 1 times [2021-07-10 13:53:12,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:12,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574124446] [2021-07-10 13:53:12,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:12,444 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:12,444 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [822903486] [2021-07-10 13:53:12,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 13:53:12,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-10 13:53:12,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:12,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:12,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574124446] [2021-07-10 13:53:12,649 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:12,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822903486] [2021-07-10 13:53:12,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822903486] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 13:53:12,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 13:53:12,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 13:53:12,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321510038] [2021-07-10 13:53:12,657 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 13:53:12,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:12,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 13:53:12,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 13:53:12,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:12,673 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:12,675 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:12,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:12,937 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-10 13:53:12,937 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:12,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:12,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1691351643, now seen corresponding path program 1 times [2021-07-10 13:53:12,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:12,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922474861] [2021-07-10 13:53:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:12,945 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:12,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1028734291] [2021-07-10 13:53:12,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 13:53:12,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-10 13:53:12,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:13,030 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:13,030 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922474861] [2021-07-10 13:53:13,030 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:13,030 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028734291] [2021-07-10 13:53:13,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028734291] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 13:53:13,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 13:53:13,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 13:53:13,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492108233] [2021-07-10 13:53:13,031 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 13:53:13,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:13,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 13:53:13,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 13:53:13,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:13,033 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:13,033 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:13,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:13,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:13,285 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:13,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:13,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1729014015, now seen corresponding path program 1 times [2021-07-10 13:53:13,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:13,286 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51507276] [2021-07-10 13:53:13,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:13,291 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:13,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586677049] [2021-07-10 13:53:13,291 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 [2021-07-10 13:53:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 13:53:13,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-10 13:53:13,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:13,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:13,453 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:13,453 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51507276] [2021-07-10 13:53:13,453 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:13,453 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586677049] [2021-07-10 13:53:13,454 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586677049] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:13,454 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:13,454 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-07-10 13:53:13,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097972794] [2021-07-10 13:53:13,454 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 13:53:13,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:13,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 13:53:13,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-07-10 13:53:13,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:13,455 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:13,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:13,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:13,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:13,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:13,733 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:13,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:13,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1156318333, now seen corresponding path program 1 times [2021-07-10 13:53:13,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:13,734 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833052915] [2021-07-10 13:53:13,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:13,742 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:13,742 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [562139594] [2021-07-10 13:53:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 13:53:13,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 13:53:13,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:13,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 13:53:13,838 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:13,842 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:13,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:13,843 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2021-07-10 13:53:13,895 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-07-10 13:53:13,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 20 [2021-07-10 13:53:13,903 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:13,909 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:13,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-10 13:53:13,913 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:13,917 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:13,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:13,923 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:16 [2021-07-10 13:53:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:13,986 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:13,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833052915] [2021-07-10 13:53:13,986 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:13,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562139594] [2021-07-10 13:53:13,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562139594] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:13,986 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:13,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-07-10 13:53:13,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385737363] [2021-07-10 13:53:13,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 13:53:13,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:13,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 13:53:13,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-07-10 13:53:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:13,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:13,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:13,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:13,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:14,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:14,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:14,332 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:14,333 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:14,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:14,333 INFO L82 PathProgramCache]: Analyzing trace with hash -879786458, now seen corresponding path program 2 times [2021-07-10 13:53:14,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:14,334 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443063401] [2021-07-10 13:53:14,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:14,341 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:14,341 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1741994014] [2021-07-10 13:53:14,341 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:14,374 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 13:53:14,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 13:53:14,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-10 13:53:14,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:14,527 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 13:53:14,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:14,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443063401] [2021-07-10 13:53:14,528 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:14,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741994014] [2021-07-10 13:53:14,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741994014] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:14,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:14,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2021-07-10 13:53:14,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544035128] [2021-07-10 13:53:14,529 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 13:53:14,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:14,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 13:53:14,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-07-10 13:53:14,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:14,530 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:14,530 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:14,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:14,828 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:14,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:14,829 INFO L82 PathProgramCache]: Analyzing trace with hash 451418536, now seen corresponding path program 3 times [2021-07-10 13:53:14,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:14,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074140659] [2021-07-10 13:53:14,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:14,835 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:14,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1902866692] [2021-07-10 13:53:14,835 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:14,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 13:53:14,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 13:53:14,906 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-10 13:53:14,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:14,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 13:53:14,931 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:14,937 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:14,937 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:14,938 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-07-10 13:53:14,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-07-10 13:53:14,959 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:14,966 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:14,967 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:14,967 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-07-10 13:53:15,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 13:53:15,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:15,034 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:15,035 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:15,035 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2021-07-10 13:53:15,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:15,112 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:15,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44 [2021-07-10 13:53:15,128 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 13:53:15,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:15,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-07-10 13:53:15,162 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:15,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:15,185 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:15,185 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:64, output treesize:50 [2021-07-10 13:53:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:15,327 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:15,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074140659] [2021-07-10 13:53:15,328 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:15,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902866692] [2021-07-10 13:53:15,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1902866692] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:15,328 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:15,328 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2021-07-10 13:53:15,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556369434] [2021-07-10 13:53:15,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 13:53:15,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:15,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 13:53:15,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-07-10 13:53:15,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:15,332 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:15,332 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:15,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:15,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:15,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:15,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:15,692 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:15,693 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:15,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:15,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1230899610, now seen corresponding path program 4 times [2021-07-10 13:53:15,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:15,693 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581241947] [2021-07-10 13:53:15,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:15,702 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:15,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1929936701] [2021-07-10 13:53:15,702 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 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 [2021-07-10 13:53:15,741 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 13:53:15,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 13:53:15,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-10 13:53:15,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 13:53:15,880 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:15,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581241947] [2021-07-10 13:53:15,880 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:15,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929936701] [2021-07-10 13:53:15,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1929936701] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:15,880 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:15,880 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-07-10 13:53:15,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189425340] [2021-07-10 13:53:15,881 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-10 13:53:15,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:15,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-10 13:53:15,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-07-10 13:53:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:15,882 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:15,882 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 13:53:16,224 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-07-10 13:53:16,225 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:16,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:16,225 INFO L82 PathProgramCache]: Analyzing trace with hash 2062449763, now seen corresponding path program 5 times [2021-07-10 13:53:16,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:16,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745256643] [2021-07-10 13:53:16,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:16,232 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:16,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [469429203] [2021-07-10 13:53:16,232 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 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 [2021-07-10 13:53:16,293 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-10 13:53:16,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 13:53:16,295 WARN L261 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-10 13:53:16,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:16,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-10 13:53:16,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,322 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,322 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2021-07-10 13:53:16,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-07-10 13:53:16,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,349 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,351 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:29 [2021-07-10 13:53:16,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-07-10 13:53:16,374 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,380 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2021-07-10 13:53:16,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 13:53:16,415 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,422 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,422 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2021-07-10 13:53:16,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-10 13:53:16,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,495 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,496 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,496 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:51 [2021-07-10 13:53:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 13:53:16,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 13:53:16,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 43 [2021-07-10 13:53:16,590 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:16,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2021-07-10 13:53:16,605 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,613 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:16,613 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:16,613 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:39 [2021-07-10 13:53:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 13:53:16,697 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 13:53:16,697 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745256643] [2021-07-10 13:53:16,697 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 13:53:16,697 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469429203] [2021-07-10 13:53:16,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469429203] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 13:53:16,698 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 13:53:16,698 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-07-10 13:53:16,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015190697] [2021-07-10 13:53:16,698 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 13:53:16,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 13:53:16,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 13:53:16,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-07-10 13:53:16,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:16,699 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 13:53:16,699 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 13:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 13:53:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 13:53:17,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:17,193 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 13:53:17,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 13:53:17,193 INFO L82 PathProgramCache]: Analyzing trace with hash 710982, now seen corresponding path program 6 times [2021-07-10 13:53:17,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 13:53:17,193 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665750794] [2021-07-10 13:53:17,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 13:53:17,199 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 13:53:17,199 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1505996664] [2021-07-10 13:53:17,199 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 13:53:17,262 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 13:53:17,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 13:53:17,263 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 45 conjunts are in the unsatisfiable core [2021-07-10 13:53:17,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 13:53:17,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 13:53:17,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,288 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-07-10 13:53:17,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:17,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-07-10 13:53:17,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,311 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,311 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2021-07-10 13:53:17,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-07-10 13:53:17,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,362 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,363 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,363 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:31 [2021-07-10 13:53:17,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-10 13:53:17,426 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,433 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,434 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,435 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:37 [2021-07-10 13:53:17,486 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-07-10 13:53:17,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-07-10 13:53:17,488 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,500 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,500 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:51 [2021-07-10 13:53:17,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:17,603 INFO L354 Elim1Store]: treesize reduction 31, result has 18.4 percent of original size [2021-07-10 13:53:17,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 42 [2021-07-10 13:53:17,605 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:17,622 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 13:53:17,623 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-07-10 13:53:17,855 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-07-10 13:53:17,856 INFO L354 Elim1Store]: treesize reduction 12, result has 92.4 percent of original size [2021-07-10 13:53:17,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 78 treesize of output 196 [2021-07-10 13:53:17,962 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 13:53:18,045 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 13:53:18,073 INFO L354 Elim1Store]: treesize reduction 45, result has 13.5 percent of original size [2021-07-10 13:53:18,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 177 treesize of output 140 [2021-07-10 13:53:18,084 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 13:53:18,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 13:53:18,456 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 13:53:18,456 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:100, output treesize:250 [2021-07-10 13:55:17,299 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2021-07-10 13:55:18,116 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2021-07-10 13:55:18,297 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 44 [2021-07-10 13:55:18,492 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-07-10 13:55:18,732 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2021-07-10 13:55:18,843 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 43 [2021-07-10 13:55:19,034 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 48 [2021-07-10 13:55:19,149 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-07-10 13:55:19,261 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 46 [2021-07-10 13:55:19,434 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2021-07-10 13:55:19,667 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2021-07-10 13:55:19,883 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 51 [2021-07-10 13:55:20,074 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 51 [2021-07-10 13:55:20,319 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 49 [2021-07-10 13:55:20,459 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 47 [2021-07-10 13:55:20,646 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 48 [2021-07-10 13:55:20,874 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 47 [2021-07-10 13:55:21,074 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2021-07-10 13:55:21,274 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2021-07-10 13:55:21,535 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 44 [2021-07-10 13:55:21,728 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2021-07-10 13:55:22,101 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2021-07-10 13:55:22,484 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2021-07-10 13:55:22,651 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2021-07-10 13:55:22,926 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-07-10 13:55:23,220 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2021-07-10 13:55:23,482 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2021-07-10 13:55:23,794 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 45 [2021-07-10 13:55:23,911 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2021-07-10 13:55:24,065 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 44 [2021-07-10 13:55:24,352 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 43 [2021-07-10 13:55:24,474 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2021-07-10 13:55:24,684 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 51 [2021-07-10 13:55:24,946 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 38 [2021-07-10 13:55:25,164 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 49 [2021-07-10 13:55:25,310 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 51 [2021-07-10 13:55:25,665 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2021-07-10 13:55:25,905 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 45 [2021-07-10 13:55:26,125 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 48 [2021-07-10 13:55:26,252 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-07-10 13:55:26,450 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2021-07-10 13:55:26,671 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2021-07-10 13:55:26,964 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 46 [2021-07-10 13:55:27,194 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2021-07-10 13:55:27,461 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 46 [2021-07-10 13:55:27,639 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 50 [2021-07-10 13:55:27,885 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2021-07-10 13:55:28,094 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2021-07-10 13:55:28,277 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 47 [2021-07-10 13:55:28,480 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 44 [2021-07-10 13:55:28,702 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 48 [2021-07-10 13:55:28,891 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2021-07-10 13:55:29,024 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-07-10 13:55:29,220 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 50 [2021-07-10 13:55:29,449 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-07-10 13:55:29,684 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2021-07-10 13:55:30,071 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2021-07-10 13:55:30,388 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2021-07-10 13:55:30,582 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 45 [2021-07-10 13:55:30,829 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 48 [2021-07-10 13:55:31,074 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2021-07-10 13:55:31,217 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2021-07-10 13:55:31,344 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2021-07-10 13:55:31,693 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2021-07-10 13:55:31,976 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-07-10 13:56:19,592 WARN L205 SmtUtils]: Spent 47.47 s on a formula simplification. DAG size of input: 2190 DAG size of output: 2190 [2021-07-10 13:57:32,008 WARN L205 SmtUtils]: Spent 1.06 m on a formula simplification. DAG size of input: 6381 DAG size of output: 6381 [2021-07-10 13:58:36,111 WARN L205 SmtUtils]: Spent 1.07 m on a formula simplification. DAG size of input: 6381 DAG size of output: 6381 [2021-07-10 13:59:43,125 WARN L205 SmtUtils]: Spent 1.07 m on a formula simplification. DAG size of input: 6381 DAG size of output: 6381 [2021-07-10 14:05:15,816 WARN L205 SmtUtils]: Spent 5.08 m on a formula simplification. DAG size of input: 6381 DAG size of output: 128 [2021-07-10 14:05:22,229 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 420 DAG size of output: 316 [2021-07-10 14:05:22,836 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:05:22,836 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:22,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665750794] [2021-07-10 14:05:22,837 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:22,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505996664] [2021-07-10 14:05:22,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505996664] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:22,837 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:22,837 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-07-10 14:05:22,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097453690] [2021-07-10 14:05:22,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-10 14:05:22,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:22,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-10 14:05:22,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=289, Unknown=1, NotChecked=0, Total=342 [2021-07-10 14:05:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:22,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:22,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:24,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:24,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:24,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:24,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:24,406 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:24,406 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:24,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:24,407 INFO L82 PathProgramCache]: Analyzing trace with hash 232835784, now seen corresponding path program 7 times [2021-07-10 14:05:24,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:24,407 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897390301] [2021-07-10 14:05:24,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:24,442 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:24,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2135527523] [2021-07-10 14:05:24,442 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:05:24,525 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 42 conjunts are in the unsatisfiable core [2021-07-10 14:05:24,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:24,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-10 14:05:24,588 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,612 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:24,612 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,613 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2021-07-10 14:05:24,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-07-10 14:05:24,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:24,758 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,758 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-07-10 14:05:24,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-07-10 14:05:24,831 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:24,864 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,864 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:28 [2021-07-10 14:05:24,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-07-10 14:05:24,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:24,975 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:24,975 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:32 [2021-07-10 14:05:25,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 14:05:25,131 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:25,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:25,181 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:25,181 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:49 [2021-07-10 14:05:25,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:25,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-07-10 14:05:25,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:25,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:25,557 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:25,558 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:64 [2021-07-10 14:05:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:25,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:25,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:25,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 48 [2021-07-10 14:05:25,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:26,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:26,017 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:26,018 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:83, output treesize:79 [2021-07-10 14:05:26,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:26,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:26,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:26,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 59 [2021-07-10 14:05:26,438 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:26,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:26,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-07-10 14:05:26,509 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:26,565 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:26,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:26,567 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:52 [2021-07-10 14:05:26,977 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:05:26,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:26,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897390301] [2021-07-10 14:05:26,978 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:26,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135527523] [2021-07-10 14:05:26,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135527523] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:26,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:26,978 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-07-10 14:05:26,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689807520] [2021-07-10 14:05:26,978 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 14:05:26,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:26,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 14:05:26,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-07-10 14:05:26,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:26,979 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:26,980 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:28,683 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2021-07-10 14:05:28,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:28,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:28,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:29,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25525 [2021-07-10 14:05:29,086 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:29,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:29,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1400616129, now seen corresponding path program 8 times [2021-07-10 14:05:29,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:29,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812427010] [2021-07-10 14:05:29,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:29,092 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:29,092 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1354430772] [2021-07-10 14:05:29,092 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:29,147 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 14:05:29,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:05:29,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-10 14:05:29,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 18 proven. 48 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 14:05:29,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:29,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812427010] [2021-07-10 14:05:29,724 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:29,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354430772] [2021-07-10 14:05:29,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354430772] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:29,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:29,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2021-07-10 14:05:29,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770803150] [2021-07-10 14:05:29,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 14:05:29,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:29,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 14:05:29,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2021-07-10 14:05:29,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:29,726 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:29,726 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:29,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:29,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:29,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:29,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:29,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:29,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:30,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:30,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:30,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:30,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:30,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:30,407 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25526,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:30,407 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:30,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:30,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1172761277, now seen corresponding path program 9 times [2021-07-10 14:05:30,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:30,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040890260] [2021-07-10 14:05:30,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:30,413 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:30,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1405543226] [2021-07-10 14:05:30,413 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:30,504 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-07-10 14:05:30,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:05:30,506 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 55 conjunts are in the unsatisfiable core [2021-07-10 14:05:30,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:30,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 14:05:30,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,584 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:30,585 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,585 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-07-10 14:05:30,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-07-10 14:05:30,632 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:30,659 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,660 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-07-10 14:05:30,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:30,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:30,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-07-10 14:05:30,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:30,765 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,765 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:32 [2021-07-10 14:05:30,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-07-10 14:05:30,842 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:30,877 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,877 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:35 [2021-07-10 14:05:30,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-07-10 14:05:30,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,966 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:30,967 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:30,967 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:39 [2021-07-10 14:05:31,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 14:05:31,104 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:31,141 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,141 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:53 [2021-07-10 14:05:31,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-10 14:05:31,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,446 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:31,447 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,447 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:66, output treesize:62 [2021-07-10 14:05:31,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:31,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 42 [2021-07-10 14:05:31,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:31,786 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:31,786 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:81, output treesize:77 [2021-07-10 14:05:32,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 50 [2021-07-10 14:05:32,155 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:32,293 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-07-10 14:05:32,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:32,294 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:32,294 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:85 [2021-07-10 14:05:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:32,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:32,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:32,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:32,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:32,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 65 [2021-07-10 14:05:32,764 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:32,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:32,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-07-10 14:05:32,826 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:32,870 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:32,871 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:32,871 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:103, output treesize:58 [2021-07-10 14:05:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:05:33,309 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:33,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040890260] [2021-07-10 14:05:33,309 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:33,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405543226] [2021-07-10 14:05:33,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405543226] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:33,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:33,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-07-10 14:05:33,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669684037] [2021-07-10 14:05:33,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-10 14:05:33,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:33,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-10 14:05:33,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2021-07-10 14:05:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:33,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:33,313 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:35,559 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-07-10 14:05:35,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:35,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 14:05:36,000 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25527 [2021-07-10 14:05:36,001 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:36,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:36,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1105259418, now seen corresponding path program 10 times [2021-07-10 14:05:36,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:36,001 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826089709] [2021-07-10 14:05:36,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:36,007 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:36,007 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [118121117] [2021-07-10 14:05:36,007 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:36,095 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 14:05:36,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:05:36,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-10 14:05:36,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 39 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-10 14:05:36,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:36,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826089709] [2021-07-10 14:05:36,977 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:36,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118121117] [2021-07-10 14:05:36,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118121117] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:36,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:36,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2021-07-10 14:05:36,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066837764] [2021-07-10 14:05:36,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 14:05:36,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:36,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 14:05:36,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2021-07-10 14:05:36,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:36,989 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:36,989 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:36,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:36,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:36,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:36,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:36,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 14:05:36,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:37,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:37,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 14:05:37,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 14:05:37,788 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25528,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:37,789 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:37,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:37,789 INFO L82 PathProgramCache]: Analyzing trace with hash -566991896, now seen corresponding path program 11 times [2021-07-10 14:05:37,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:37,790 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023291996] [2021-07-10 14:05:37,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:37,795 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:37,795 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1781803438] [2021-07-10 14:05:37,795 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:37,887 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-07-10 14:05:37,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:05:37,890 WARN L261 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 67 conjunts are in the unsatisfiable core [2021-07-10 14:05:37,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:37,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 14:05:37,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:37,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:37,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:37,984 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-07-10 14:05:38,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:38,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-07-10 14:05:38,040 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,069 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,069 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2021-07-10 14:05:38,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-07-10 14:05:38,138 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,171 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,171 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:28 [2021-07-10 14:05:38,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:38,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2021-07-10 14:05:38,255 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,292 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,293 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:39 [2021-07-10 14:05:38,491 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-07-10 14:05:38,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-07-10 14:05:38,525 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,566 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,567 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:42 [2021-07-10 14:05:38,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-07-10 14:05:38,670 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,714 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:46 [2021-07-10 14:05:38,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 14:05:38,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:38,977 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:38,978 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:64, output treesize:60 [2021-07-10 14:05:39,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:39,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-07-10 14:05:39,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:39,453 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:39,454 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:39,454 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-07-10 14:05:39,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:39,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:39,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:39,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 53 [2021-07-10 14:05:39,940 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:40,040 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-07-10 14:05:40,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:40,042 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:40,042 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:107, output treesize:103 [2021-07-10 14:05:40,220 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-07-10 14:05:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:40,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 66 [2021-07-10 14:05:40,562 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:40,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:40,644 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:40,644 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:112, output treesize:108 [2021-07-10 14:05:40,976 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-07-10 14:05:41,207 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-07-10 14:05:41,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 84 [2021-07-10 14:05:41,268 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:41,357 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:41,358 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:41,358 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:127, output treesize:123 [2021-07-10 14:05:41,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:41,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:41,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:41,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:42,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:42,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:42,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 77 [2021-07-10 14:05:42,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:42,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:42,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-07-10 14:05:42,112 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:42,172 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:42,174 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:42,174 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:64 [2021-07-10 14:05:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:05:42,741 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:05:42,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023291996] [2021-07-10 14:05:42,741 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-07-10 14:05:42,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781803438] [2021-07-10 14:05:42,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781803438] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:05:42,750 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-07-10 14:05:42,750 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-07-10 14:05:42,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894745097] [2021-07-10 14:05:42,751 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-10 14:05:42,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:05:42,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-10 14:05:42,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=736, Unknown=0, NotChecked=0, Total=812 [2021-07-10 14:05:42,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:42,752 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:05:42,752 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:05:42,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:42,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:42,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:42,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:42,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 14:05:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:05:45,886 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 14:05:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 14:05:46,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 14:05:46,342 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25529,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:46,343 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:05:46,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:05:46,343 INFO L82 PathProgramCache]: Analyzing trace with hash -2082207839, now seen corresponding path program 12 times [2021-07-10 14:05:46,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:05:46,344 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821244924] [2021-07-10 14:05:46,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:05:46,373 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-07-10 14:05:46,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [493948087] [2021-07-10 14:05:46,374 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:05:46,493 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-07-10 14:05:46,493 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:05:46,495 WARN L261 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 74 conjunts are in the unsatisfiable core [2021-07-10 14:05:46,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:05:46,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-10 14:05:46,545 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:46,561 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,561 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-07-10 14:05:46,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-07-10 14:05:46,600 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:46,625 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,625 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-07-10 14:05:46,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-07-10 14:05:46,680 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,709 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:46,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,710 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:35 [2021-07-10 14:05:46,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-07-10 14:05:46,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,809 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:46,810 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:38 [2021-07-10 14:05:46,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:46,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-07-10 14:05:46,892 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,934 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:46,935 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:46,936 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:49 [2021-07-10 14:05:47,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-07-10 14:05:47,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:47,080 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,080 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:52 [2021-07-10 14:05:47,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 14:05:47,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:47,452 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,453 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:63 [2021-07-10 14:05:47,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-07-10 14:05:47,797 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:47,853 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:47,854 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:67 [2021-07-10 14:05:48,161 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-07-10 14:05:48,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 36 [2021-07-10 14:05:48,163 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:48,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:48,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:48,246 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-07-10 14:05:48,931 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2021-07-10 14:05:48,931 INFO L354 Elim1Store]: treesize reduction 86, result has 21.8 percent of original size [2021-07-10 14:05:48,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 54 [2021-07-10 14:05:48,933 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:49,041 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-07-10 14:05:49,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:49,043 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:49,043 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:96 [2021-07-10 14:05:49,240 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-07-10 14:05:49,890 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 25 [2021-07-10 14:05:49,890 INFO L354 Elim1Store]: treesize reduction 144, result has 18.6 percent of original size [2021-07-10 14:05:49,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 64 treesize of output 72 [2021-07-10 14:05:49,892 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:49,977 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:49,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 14:05:49,978 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:111 [2021-07-10 14:05:50,199 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-07-10 14:05:50,657 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2021-07-10 14:05:50,658 INFO L354 Elim1Store]: treesize reduction 264, result has 13.7 percent of original size [2021-07-10 14:05:50,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 81 treesize of output 92 [2021-07-10 14:05:50,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:50,783 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 14:05:50,783 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:50,786 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 14:05:50,786 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:136 [2021-07-10 14:05:51,118 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 14:05:51,443 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-07-10 14:05:51,782 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-07-10 14:05:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:51,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:51,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:52,012 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-07-10 14:05:53,013 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 122 [2021-07-10 14:05:53,013 INFO L354 Elim1Store]: treesize reduction 100, result has 72.3 percent of original size [2021-07-10 14:05:53,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 35 case distinctions, treesize of input 138 treesize of output 352 [2021-07-10 14:05:53,055 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 14:05:53,615 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2021-07-10 14:05:53,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 14:05:53,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 14:05:53,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 14:05:53,828 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2021-07-10 14:05:53,829 INFO L354 Elim1Store]: treesize reduction 112, result has 11.8 percent of original size [2021-07-10 14:05:53,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 396 treesize of output 334 [2021-07-10 14:05:53,839 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 14:05:54,899 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 166 DAG size of output: 158 [2021-07-10 14:05:54,900 INFO L628 ElimStorePlain]: treesize reduction 26, result has 94.6 percent of original size [2021-07-10 14:05:54,981 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 14:05:54,982 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:164, output treesize:461 [2021-07-10 14:05:55,727 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 158 Received shutdown request... [2021-07-10 14:07:09,537 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25530,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:07:09,538 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-10 14:07:09,552 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 14:07:09,553 WARN L196 ceAbstractionStarter]: Timeout [2021-07-10 14:07:09,555 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:07:09 BasicIcfg [2021-07-10 14:07:09,555 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 14:07:09,556 INFO L168 Benchmark]: Toolchain (without parser) took 837792.95 ms. Allocated memory was 183.5 MB in the beginning and 952.1 MB in the end (delta: 768.6 MB). Free memory was 163.0 MB in the beginning and 608.2 MB in the end (delta: -445.1 MB). Peak memory consumption was 594.2 MB. Max. memory is 8.0 GB. [2021-07-10 14:07:09,556 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 183.5 MB. Free memory is still 164.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 14:07:09,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.02 ms. Allocated memory is still 183.5 MB. Free memory was 163.0 MB in the beginning and 161.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:07:09,557 INFO L168 Benchmark]: Boogie Preprocessor took 23.15 ms. Allocated memory is still 183.5 MB. Free memory was 161.5 MB in the beginning and 160.6 MB in the end (delta: 874.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:07:09,557 INFO L168 Benchmark]: RCFGBuilder took 332.38 ms. Allocated memory is still 183.5 MB. Free memory was 160.4 MB in the beginning and 146.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-10 14:07:09,557 INFO L168 Benchmark]: TraceAbstraction took 837398.80 ms. Allocated memory was 183.5 MB in the beginning and 952.1 MB in the end (delta: 768.6 MB). Free memory was 145.8 MB in the beginning and 608.2 MB in the end (delta: -462.3 MB). Peak memory consumption was 577.5 MB. Max. memory is 8.0 GB. [2021-07-10 14:07:09,557 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 183.5 MB. Free memory is still 164.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.02 ms. Allocated memory is still 183.5 MB. Free memory was 163.0 MB in the beginning and 161.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.15 ms. Allocated memory is still 183.5 MB. Free memory was 161.5 MB in the beginning and 160.6 MB in the end (delta: 874.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 332.38 ms. Allocated memory is still 183.5 MB. Free memory was 160.4 MB in the beginning and 146.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 837398.80 ms. Allocated memory was 183.5 MB in the beginning and 952.1 MB in the end (delta: 768.6 MB). Free memory was 145.8 MB in the beginning and 608.2 MB in the end (delta: -462.3 MB). Peak memory consumption was 577.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1142, positive: 800, positive conditional: 714, positive unconditional: 86, negative: 342, negative conditional: 342, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 800, positive: 800, positive conditional: 714, positive unconditional: 86, 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: 800, positive: 800, positive conditional: 0, positive unconditional: 800, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 71, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 71, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 800, positive: 729, positive conditional: 0, positive unconditional: 729, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 71, unknown conditional: 0, unknown unconditional: 71] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 342 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 20, Number of persistent set computation: 11, Number of trivial persistent sets: 5, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1142, positive: 800, positive conditional: 714, positive unconditional: 86, negative: 342, negative conditional: 342, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 800, positive: 800, positive conditional: 714, positive unconditional: 86, 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: 800, positive: 800, positive conditional: 0, positive unconditional: 800, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 71, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 71, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 800, positive: 729, positive conditional: 0, positive unconditional: 729, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 71, unknown conditional: 0, unknown unconditional: 71] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 342 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 38 with TraceHistMax 7,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 25 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 837269.8ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.0ms, PartialOrderReductionTime: 11108.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 177, 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: 69.8ms SsaConstructionTime, 335.8ms SatisfiabilityAnalysisTime, 738803.6ms InterpolantComputationTime, 302 NumberOfCodeBlocks, 300 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 288 ConstructedInterpolants, 5 QuantifiedInterpolants, 11804 SizeOfPredicates, 116 NumberOfNonLiveVariables, 950 ConjunctsInSsa, 385 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 83/517 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