/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 03:31:44,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 03:31:44,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 03:31:44,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 03:31:44,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-07-14 03:31:44,995 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 03:31:44,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 03:31:44,995 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 03:31:44,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 03:31:44,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 03:31:44,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 03:31:44,998 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 03:31:44,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 03:31:44,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 03:31:44,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 03:31:44,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 03:31:44,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 03:31:44,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 03:31:44,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 03:31:44,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 03:31:45,000 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 03:31:45,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 03:31:45,000 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 03:31:45,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 03:31:45,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 03:31:45,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 03:31:45,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 03:31:45,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 03:31:45,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 03:31:45,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 03:31:45,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 03:31:45,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 03:31:45,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 03:31:45,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 03:31:45,003 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 03:31:45,003 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 03:31:45,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 03:31:45,004 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 03:31:45,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 03:31:45,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 03:31:45,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 03:31:45,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 03:31:45,363 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 03:31:45,365 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 03:31:45,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl [2021-07-14 03:31:45,365 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl' [2021-07-14 03:31:45,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 03:31:45,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 03:31:45,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 03:31:45,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 03:31:45,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 03:31:45,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 03:31:45,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 03:31:45,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 03:31:45,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 03:31:45,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... [2021-07-14 03:31:45,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 03:31:45,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 03:31:45,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 03:31:45,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 03:31:45,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 03:31:45,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 03:31:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 03:31:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 03:31:45,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 03:31:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 03:31:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 03:31:45,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 03:31:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 03:31:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 03:31:45,528 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 03:31:45,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 03:31:45,875 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 03:31:45,876 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 03:31:45,877 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:31:45 BoogieIcfgContainer [2021-07-14 03:31:45,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 03:31:45,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 03:31:45,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 03:31:45,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 03:31:45,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:31:45" (1/2) ... [2021-07-14 03:31:45,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d0ab6f1 and model type unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:31:45, skipping insertion in model container [2021-07-14 03:31:45,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:31:45" (2/2) ... [2021-07-14 03:31:45,887 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.bpl [2021-07-14 03:31:45,891 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 03:31:45,892 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 03:31:45,892 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 03:31:45,892 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 03:31:45,921 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 03:31:45,944 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 [2021-07-14 03:31:45,996 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 03:31:45,996 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 03:31:45,996 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 03:31:45,997 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 03:31:45,997 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 03:31:45,997 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 03:31:45,997 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 03:31:45,997 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 03:31:46,044 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:46,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:46,048 INFO L82 PathProgramCache]: Analyzing trace with hash -361797269, now seen corresponding path program 1 times [2021-07-14 03:31:46,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:46,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790280434] [2021-07-14 03:31:46,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:46,258 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:46,258 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790280434] [2021-07-14 03:31:46,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790280434] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 03:31:46,259 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 03:31:46,259 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 03:31:46,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998274114] [2021-07-14 03:31:46,263 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 03:31:46,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:46,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 03:31:46,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 03:31:46,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:46,282 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:46,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) 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) [2021-07-14 03:31:46,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:46,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 03:31:46,342 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:46,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:46,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1023011105, now seen corresponding path program 1 times [2021-07-14 03:31:46,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:46,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553888170] [2021-07-14 03:31:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:46,451 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:46,451 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553888170] [2021-07-14 03:31:46,451 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553888170] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:46,451 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050145625] [2021-07-14 03:31:46,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:46,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 03:31:46,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:46,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-07-14 03:31:46,649 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:46,651 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:46,653 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:46,653 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-07-14 03:31:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:46,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050145625] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:46,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:46,673 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 03:31:46,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578102590] [2021-07-14 03:31:46,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 03:31:46,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:46,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 03:31:46,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-07-14 03:31:46,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:46,676 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:46,676 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 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) [2021-07-14 03:31:46,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:46,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:46,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:46,971 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:46,971 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:46,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:46,972 INFO L82 PathProgramCache]: Analyzing trace with hash -45803541, now seen corresponding path program 2 times [2021-07-14 03:31:46,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:46,972 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844866937] [2021-07-14 03:31:46,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:47,034 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:47,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844866937] [2021-07-14 03:31:47,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844866937] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:47,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687939218] [2021-07-14 03:31:47,035 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:47,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:31:47,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:47,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 03:31:47,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:47,257 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:47,258 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-07-14 03:31:47,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:47,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:47,267 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:47,268 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-14 03:31:47,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:47,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687939218] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:47,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:47,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 03:31:47,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583858063] [2021-07-14 03:31:47,290 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 03:31:47,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:47,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 03:31:47,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-14 03:31:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:47,291 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:47,291 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 8 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) [2021-07-14 03:31:47,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:47,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:47,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:47,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:47,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:47,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:47,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:47,601 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:47,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:47,601 INFO L82 PathProgramCache]: Analyzing trace with hash 182859871, now seen corresponding path program 3 times [2021-07-14 03:31:47,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:47,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24191135] [2021-07-14 03:31:47,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:47,647 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:47,647 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24191135] [2021-07-14 03:31:47,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24191135] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:47,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337236373] [2021-07-14 03:31:47,648 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:47,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 03:31:47,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:47,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 03:31:47,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:47,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337236373] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:47,714 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:47,714 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-14 03:31:47,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532614259] [2021-07-14 03:31:47,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 03:31:47,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:47,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 03:31:47,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 03:31:47,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:47,716 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:47,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 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) [2021-07-14 03:31:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:48,000 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:48,000 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:48,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:48,001 INFO L82 PathProgramCache]: Analyzing trace with hash -2095658548, now seen corresponding path program 1 times [2021-07-14 03:31:48,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:48,001 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357827945] [2021-07-14 03:31:48,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:48,089 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:48,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:48,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357827945] [2021-07-14 03:31:48,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357827945] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:48,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045475451] [2021-07-14 03:31:48,090 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 [2021-07-14 03:31:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:48,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-14 03:31:48,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:48,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:48,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-07-14 03:31:48,295 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:48,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:48,297 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:48,297 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-07-14 03:31:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:48,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045475451] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:48,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:48,303 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-07-14 03:31:48,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998605891] [2021-07-14 03:31:48,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 03:31:48,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:48,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 03:31:48,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-07-14 03:31:48,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:48,305 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:48,305 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:31:48,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:48,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:48,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:48,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:48,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:48,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:48,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:48,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:48,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:48,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:48,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:48,725 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:48,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:48,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1393451712, now seen corresponding path program 2 times [2021-07-14 03:31:48,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:48,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888238432] [2021-07-14 03:31:48,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:48,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:48,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888238432] [2021-07-14 03:31:48,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888238432] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:48,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032629268] [2021-07-14 03:31:48,884 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 [2021-07-14 03:31:48,922 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:31:48,923 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:48,924 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-14 03:31:48,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:49,132 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:49,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-07-14 03:31:49,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:49,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:49,201 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:49,201 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-07-14 03:31:49,207 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:49,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032629268] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:49,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:49,207 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-14 03:31:49,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728274757] [2021-07-14 03:31:49,208 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 03:31:49,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:49,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 03:31:49,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-07-14 03:31:49,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:49,209 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:49,209 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 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) [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:49,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:49,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:49,535 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:49,536 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:49,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:49,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1099876276, now seen corresponding path program 3 times [2021-07-14 03:31:49,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:49,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987830274] [2021-07-14 03:31:49,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:49,627 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:49,627 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987830274] [2021-07-14 03:31:49,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987830274] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:49,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817676104] [2021-07-14 03:31:49,628 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 [2021-07-14 03:31:49,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 03:31:49,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:49,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 03:31:49,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:49,905 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:49,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-07-14 03:31:50,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:50,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:50,039 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:50,039 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-14 03:31:50,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:50,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817676104] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:50,045 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:50,045 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-14 03:31:50,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238518039] [2021-07-14 03:31:50,046 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 03:31:50,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:50,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 03:31:50,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-07-14 03:31:50,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:50,047 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:50,047 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:31:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:50,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:50,449 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-14 03:31:50,449 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:50,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:50,449 INFO L82 PathProgramCache]: Analyzing trace with hash -588972352, now seen corresponding path program 4 times [2021-07-14 03:31:50,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:50,450 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779843608] [2021-07-14 03:31:50,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:50,518 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:50,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779843608] [2021-07-14 03:31:50,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779843608] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:50,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530896061] [2021-07-14 03:31:50,519 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 [2021-07-14 03:31:50,558 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:31:50,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:50,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 03:31:50,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:50,609 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:50,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530896061] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:50,609 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:50,609 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-14 03:31:50,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459024222] [2021-07-14 03:31:50,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 03:31:50,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:50,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 03:31:50,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-14 03:31:50,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:50,613 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:50,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:50,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:50,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 03:31:50,937 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:50,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:50,937 INFO L82 PathProgramCache]: Analyzing trace with hash -252653685, now seen corresponding path program 5 times [2021-07-14 03:31:50,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:50,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302203283] [2021-07-14 03:31:50,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:51,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:51,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302203283] [2021-07-14 03:31:51,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302203283] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:51,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372510640] [2021-07-14 03:31:51,058 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 [2021-07-14 03:31:51,093 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 03:31:51,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:51,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 03:31:51,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:51,421 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:51,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-07-14 03:31:51,779 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:51,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:51,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:51,781 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-14 03:31:51,787 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:51,787 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372510640] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:51,787 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:51,787 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-07-14 03:31:51,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705089447] [2021-07-14 03:31:51,788 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 03:31:51,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:51,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 03:31:51,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-07-14 03:31:51,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:51,789 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:51,789 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:51,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:52,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:52,302 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-14 03:31:52,302 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:52,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:52,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1099745535, now seen corresponding path program 6 times [2021-07-14 03:31:52,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:52,303 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561979572] [2021-07-14 03:31:52,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:52,472 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:52,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561979572] [2021-07-14 03:31:52,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561979572] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:52,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822472817] [2021-07-14 03:31:52,473 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 [2021-07-14 03:31:52,510 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 03:31:52,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:52,511 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 03:31:52,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:52,902 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:52,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-07-14 03:31:53,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:53,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:53,683 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:53,684 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-07-14 03:31:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:53,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822472817] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:53,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:53,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 03:31:53,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598927298] [2021-07-14 03:31:53,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 03:31:53,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:53,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 03:31:53,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2021-07-14 03:31:53,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:53,691 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:53,691 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 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) [2021-07-14 03:31:53,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:53,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:53,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:53,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:53,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:54,264 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:31:54,264 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:54,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:54,264 INFO L82 PathProgramCache]: Analyzing trace with hash 74448395, now seen corresponding path program 7 times [2021-07-14 03:31:54,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:54,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087983424] [2021-07-14 03:31:54,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:54,434 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:54,434 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087983424] [2021-07-14 03:31:54,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087983424] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:54,434 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053886698] [2021-07-14 03:31:54,434 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 [2021-07-14 03:31:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:54,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-14 03:31:54,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:54,906 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-07-14 03:31:54,907 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:54,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-07-14 03:31:55,332 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 179 [2021-07-14 03:31:56,289 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 165 [2021-07-14 03:31:57,136 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:31:57,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:57,138 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:31:57,138 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-14 03:31:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:57,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053886698] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:57,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:57,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 03:31:57,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590999168] [2021-07-14 03:31:57,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 03:31:57,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:57,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 03:31:57,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-14 03:31:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:57,148 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:57,149 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.4) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:57,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:57,653 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-07-14 03:31:57,655 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:57,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:57,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1644991873, now seen corresponding path program 8 times [2021-07-14 03:31:57,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:57,656 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734941938] [2021-07-14 03:31:57,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:57,759 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:57,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734941938] [2021-07-14 03:31:57,759 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734941938] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:57,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357803837] [2021-07-14 03:31:57,759 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 [2021-07-14 03:31:57,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:31:57,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:57,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 03:31:57,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:57,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357803837] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:57,836 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:57,836 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-07-14 03:31:57,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449455773] [2021-07-14 03:31:57,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 03:31:57,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:57,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 03:31:57,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-07-14 03:31:57,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:57,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:57,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 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) [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:57,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:57,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:57,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:58,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-07-14 03:31:58,186 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:58,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:58,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1370479532, now seen corresponding path program 9 times [2021-07-14 03:31:58,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:58,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175206123] [2021-07-14 03:31:58,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:58,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:58,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175206123] [2021-07-14 03:31:58,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175206123] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:58,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520671990] [2021-07-14 03:31:58,381 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 [2021-07-14 03:31:58,413 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-14 03:31:58,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:58,414 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-14 03:31:58,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:58,988 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-07-14 03:31:58,989 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:58,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-07-14 03:32:00,164 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-07-14 03:32:01,006 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2021-07-14 03:32:01,112 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-07-14 03:32:01,259 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-07-14 03:32:01,570 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 03:32:01,898 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 03:32:02,235 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-07-14 03:32:02,636 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-07-14 03:32:03,422 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 03:32:03,585 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 03:32:03,768 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-07-14 03:32:04,828 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:32:04,830 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:32:04,830 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:32:04,830 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-07-14 03:32:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:32:04,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520671990] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:32:04,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:32:04,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-14 03:32:04,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829582683] [2021-07-14 03:32:04,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 03:32:04,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:32:04,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 03:32:04,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-07-14 03:32:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:32:04,847 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:32:04,847 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:32:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:05,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:32:05,591 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable442 [2021-07-14 03:32:05,592 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:32:05,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:32:05,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1744176352, now seen corresponding path program 10 times [2021-07-14 03:32:05,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:32:05,592 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171953631] [2021-07-14 03:32:05,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:32:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:32:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:32:05,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:32:05,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171953631] [2021-07-14 03:32:05,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171953631] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:32:05,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108711454] [2021-07-14 03:32:05,842 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 [2021-07-14 03:32:05,871 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:32:05,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:32:05,872 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 64 conjunts are in the unsatisfiable core [2021-07-14 03:32:05,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:32:06,478 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 03:32:06,478 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:32:06,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-07-14 03:32:07,421 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 193 [2021-07-14 03:32:07,535 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2021-07-14 03:32:07,734 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-07-14 03:32:07,933 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 03:32:08,106 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 03:32:08,306 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-07-14 03:32:08,678 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-07-14 03:32:08,902 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-07-14 03:32:09,143 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-07-14 03:32:09,339 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-07-14 03:32:09,785 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-07-14 03:32:10,549 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-07-14 03:32:10,781 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-07-14 03:32:10,892 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-07-14 03:32:12,071 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-07-14 03:32:12,516 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-07-14 03:32:12,711 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-07-14 03:32:13,630 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-07-14 03:32:14,167 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-07-14 03:32:14,629 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-07-14 03:32:14,887 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-07-14 03:32:15,641 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 03:32:16,393 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 03:32:17,229 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-07-14 03:32:18,222 WARN L205 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-07-14 03:32:18,415 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-07-14 03:32:19,233 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-07-14 03:32:19,584 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-07-14 03:32:20,024 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-07-14 03:32:20,499 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 03:32:20,970 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 03:32:21,512 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-07-14 03:32:22,075 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-07-14 03:32:22,434 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-07-14 03:32:22,628 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-07-14 03:32:22,835 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-07-14 03:32:23,580 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 261 [2021-07-14 03:32:23,702 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-07-14 03:32:24,350 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-07-14 03:32:24,631 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-07-14 03:32:25,410 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-07-14 03:32:25,870 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-07-14 03:32:26,373 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-07-14 03:32:27,420 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-07-14 03:32:28,362 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-07-14 03:32:29,445 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-07-14 03:32:30,507 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 03:32:31,544 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 03:32:32,643 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-07-14 03:32:32,800 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-07-14 03:32:33,137 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-07-14 03:32:33,967 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-07-14 03:32:34,136 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 03:32:34,301 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 03:32:34,471 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-07-14 03:32:34,645 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-07-14 03:32:34,992 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:32:34,993 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:32:34,994 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:32:34,994 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 03:32:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:32:34,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108711454] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:32:34,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:32:34,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-07-14 03:32:34,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050909681] [2021-07-14 03:32:34,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 03:32:34,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:32:35,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 03:32:35,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=976, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 03:32:35,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:32:35,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:32:35,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 32 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 03:32:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:32:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:32:35,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:32:35,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:32:35,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:32:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:32:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 03:32:35,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable903,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:32:35,736 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:32:35,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:32:35,736 INFO L82 PathProgramCache]: Analyzing trace with hash 485739052, now seen corresponding path program 11 times [2021-07-14 03:32:35,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:32:35,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635279913] [2021-07-14 03:32:35,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:32:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:32:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:32:35,958 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:32:35,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635279913] [2021-07-14 03:32:35,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635279913] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:32:35,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052974365] [2021-07-14 03:32:35,958 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 [2021-07-14 03:32:35,988 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-14 03:32:35,988 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:32:35,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 52 conjunts are in the unsatisfiable core [2021-07-14 03:32:35,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:32:36,666 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-07-14 03:32:36,666 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:32:36,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-07-14 03:32:38,082 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-07-14 03:32:38,241 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-07-14 03:32:38,449 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-07-14 03:32:39,722 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-07-14 03:32:39,907 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-07-14 03:32:40,143 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-07-14 03:32:40,659 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-07-14 03:32:41,197 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-07-14 03:32:41,831 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-07-14 03:32:42,581 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-07-14 03:32:43,454 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 03:32:44,325 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 03:32:45,357 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-07-14 03:32:47,586 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-07-14 03:32:49,395 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-07-14 03:32:50,442 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-07-14 03:32:51,996 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-07-14 03:32:52,819 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-07-14 03:32:53,137 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-07-14 03:32:54,068 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-07-14 03:32:54,181 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-07-14 03:32:54,318 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 03:32:55,333 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-07-14 03:32:55,524 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-07-14 03:32:55,712 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-07-14 03:32:56,569 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-07-14 03:32:56,884 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-07-14 03:32:57,281 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-07-14 03:32:58,379 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-07-14 03:32:58,547 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-07-14 03:32:59,087 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-07-14 03:32:59,559 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-07-14 03:32:59,720 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-07-14 03:32:59,923 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-07-14 03:33:00,087 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-07-14 03:33:00,689 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-07-14 03:33:00,966 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-07-14 03:33:01,086 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-07-14 03:33:01,245 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-07-14 03:33:01,401 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-07-14 03:33:01,973 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-07-14 03:33:02,602 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-07-14 03:33:02,770 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-07-14 03:33:02,990 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-07-14 03:33:03,318 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-07-14 03:33:04,714 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-07-14 03:33:04,873 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-07-14 03:33:05,337 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-07-14 03:33:06,377 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-07-14 03:33:07,792 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-07-14 03:33:07,953 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-07-14 03:33:08,156 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-07-14 03:33:08,299 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-14 03:33:09,096 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-07-14 03:33:09,258 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-07-14 03:33:09,761 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 198 [2021-07-14 03:33:10,555 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-07-14 03:33:10,800 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-07-14 03:33:11,851 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-07-14 03:33:12,044 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-07-14 03:33:12,526 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-07-14 03:33:13,139 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-07-14 03:33:13,874 WARN L205 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-07-14 03:33:15,319 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-07-14 03:33:15,477 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-07-14 03:33:15,702 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-07-14 03:33:15,977 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-07-14 03:33:16,687 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-07-14 03:33:17,375 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-07-14 03:33:18,237 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-07-14 03:33:18,623 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-07-14 03:33:19,565 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-07-14 03:33:19,732 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-07-14 03:33:20,358 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-07-14 03:33:21,104 WARN L205 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-07-14 03:33:22,390 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-07-14 03:33:24,483 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-07-14 03:33:25,468 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-07-14 03:33:25,628 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-07-14 03:33:26,254 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-07-14 03:33:26,947 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-07-14 03:33:27,309 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-07-14 03:33:27,448 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 03:33:28,395 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-07-14 03:33:29,241 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-07-14 03:33:29,436 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-07-14 03:33:29,845 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-07-14 03:33:30,845 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-07-14 03:33:31,423 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-07-14 03:33:31,880 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-07-14 03:33:32,125 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-07-14 03:33:32,653 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-07-14 03:33:33,079 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-07-14 03:33:33,579 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-07-14 03:33:34,394 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-07-14 03:33:34,728 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-07-14 03:33:35,559 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-07-14 03:33:36,570 WARN L205 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-07-14 03:33:38,089 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-07-14 03:33:40,470 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-07-14 03:33:45,343 WARN L205 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-07-14 03:33:52,004 WARN L205 SmtUtils]: Spent 6.65 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-07-14 03:34:00,177 WARN L205 SmtUtils]: Spent 8.16 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-07-14 03:34:09,769 WARN L205 SmtUtils]: Spent 9.57 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-07-14 03:34:11,075 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-07-14 03:34:11,904 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-07-14 03:34:12,067 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-07-14 03:34:12,313 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-07-14 03:34:13,535 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-07-14 03:34:14,020 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-07-14 03:34:14,660 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 03:34:14,782 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 03:34:15,705 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-07-14 03:34:15,957 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 03:34:16,203 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 03:34:16,649 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-07-14 03:34:17,399 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-07-14 03:34:18,115 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-07-14 03:34:18,294 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-07-14 03:34:19,215 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-07-14 03:34:19,457 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-07-14 03:34:19,907 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-07-14 03:34:21,203 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-07-14 03:34:22,744 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-07-14 03:34:23,029 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-07-14 03:34:23,190 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-07-14 03:34:23,318 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-07-14 03:34:23,547 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-07-14 03:34:24,188 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-14 03:34:24,479 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-07-14 03:34:24,944 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-07-14 03:34:25,051 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-07-14 03:34:25,582 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-07-14 03:34:26,150 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-07-14 03:34:27,055 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-07-14 03:34:27,428 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-07-14 03:34:28,223 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-07-14 03:34:28,878 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-07-14 03:34:29,031 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-07-14 03:34:29,272 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-07-14 03:34:29,726 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 193 [2021-07-14 03:34:30,511 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-07-14 03:34:31,056 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-07-14 03:34:31,410 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-07-14 03:34:32,631 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-07-14 03:34:34,068 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-07-14 03:34:37,287 WARN L205 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-07-14 03:34:37,397 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-07-14 03:34:37,553 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-07-14 03:34:37,663 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-07-14 03:34:38,521 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-07-14 03:34:39,427 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-07-14 03:34:39,645 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-07-14 03:34:39,852 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-07-14 03:34:40,035 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-07-14 03:34:40,355 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-07-14 03:34:40,715 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-07-14 03:34:40,898 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-07-14 03:34:41,173 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-07-14 03:34:41,633 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-07-14 03:34:41,811 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-07-14 03:34:42,059 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-07-14 03:34:42,194 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-07-14 03:34:42,807 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-07-14 03:34:43,183 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-07-14 03:34:43,364 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-07-14 03:34:43,639 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-07-14 03:34:44,045 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-07-14 03:34:44,661 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-07-14 03:34:44,816 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-07-14 03:34:45,764 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-07-14 03:34:46,746 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-07-14 03:34:46,958 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 03:34:47,179 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 03:34:47,532 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-07-14 03:34:48,038 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-07-14 03:34:49,042 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-07-14 03:34:49,293 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-07-14 03:34:49,788 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-07-14 03:34:51,009 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-07-14 03:34:56,237 WARN L205 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-07-14 03:35:02,107 WARN L205 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-07-14 03:35:09,662 WARN L205 SmtUtils]: Spent 7.54 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-07-14 03:35:18,390 WARN L205 SmtUtils]: Spent 8.71 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-07-14 03:35:19,457 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-07-14 03:35:20,309 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-07-14 03:35:20,472 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-07-14 03:35:21,572 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-07-14 03:35:21,758 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-07-14 03:35:21,933 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-07-14 03:35:22,227 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-07-14 03:35:23,179 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-07-14 03:35:23,690 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-07-14 03:35:24,418 WARN L205 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-07-14 03:35:25,265 WARN L205 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-07-14 03:35:26,937 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-07-14 03:35:27,081 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-07-14 03:35:27,307 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-07-14 03:35:28,026 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-07-14 03:35:28,796 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-07-14 03:35:29,180 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-07-14 03:35:29,729 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-07-14 03:35:31,292 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-07-14 03:35:32,971 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-07-14 03:35:34,929 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-07-14 03:35:47,063 WARN L205 SmtUtils]: Spent 12.12 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-07-14 03:36:10,230 WARN L205 SmtUtils]: Spent 23.14 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-07-14 03:36:36,275 WARN L205 SmtUtils]: Spent 26.01 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-07-14 03:36:37,390 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-07-14 03:36:37,551 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-07-14 03:36:38,910 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-07-14 03:36:39,129 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-07-14 03:36:39,545 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-07-14 03:36:40,039 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-07-14 03:37:09,382 WARN L205 SmtUtils]: Spent 29.32 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-07-14 03:37:42,518 WARN L205 SmtUtils]: Spent 33.10 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 03:38:15,624 WARN L205 SmtUtils]: Spent 33.07 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 03:38:52,494 WARN L205 SmtUtils]: Spent 36.84 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-07-14 03:39:47,961 WARN L205 SmtUtils]: Spent 55.43 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-07-14 03:40:43,786 WARN L205 SmtUtils]: Spent 55.78 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-07-14 03:41:41,248 WARN L205 SmtUtils]: Spent 57.43 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-07-14 03:41:48,686 WARN L205 SmtUtils]: Spent 7.42 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-07-14 03:42:01,628 WARN L205 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-07-14 03:42:01,892 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-07-14 03:42:10,258 WARN L205 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-07-14 03:42:10,762 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-07-14 03:42:11,135 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-07-14 03:42:15,826 WARN L205 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-07-14 03:42:15,945 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-07-14 03:42:16,052 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-07-14 03:42:16,963 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 230 [2021-07-14 03:42:17,108 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-07-14 03:42:17,552 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-07-14 03:42:17,849 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-07-14 03:42:18,942 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-07-14 03:42:19,524 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-07-14 03:42:19,888 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-07-14 03:42:20,975 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-07-14 03:42:21,245 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-07-14 03:42:21,607 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-07-14 03:42:22,088 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-07-14 03:42:23,183 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-07-14 03:42:23,394 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-07-14 03:42:23,505 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 509 [2021-07-14 03:42:24,642 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-07-14 03:42:24,808 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-07-14 03:42:25,329 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-07-14 03:42:25,684 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-07-14 03:42:27,394 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-07-14 03:42:27,831 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-07-14 03:42:28,099 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-07-14 03:42:28,474 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-07-14 03:42:29,335 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-07-14 03:42:31,471 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-07-14 03:42:34,135 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-07-14 03:42:37,220 WARN L205 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-07-14 03:42:42,469 WARN L205 SmtUtils]: Spent 5.24 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-07-14 03:42:42,851 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-07-14 03:42:43,050 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-07-14 03:42:44,442 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-07-14 03:42:44,685 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-07-14 03:42:45,031 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-07-14 03:42:50,754 WARN L205 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-07-14 03:42:51,340 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-07-14 03:42:52,038 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-07-14 03:42:52,191 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-07-14 03:42:52,406 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-07-14 03:42:52,510 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-07-14 03:42:53,218 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-07-14 03:42:53,362 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-07-14 03:42:54,176 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-07-14 03:42:54,379 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-07-14 03:42:54,727 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-07-14 03:42:55,364 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-07-14 03:42:56,180 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-07-14 03:43:03,636 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-07-14 03:43:12,267 WARN L205 SmtUtils]: Spent 8.61 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-07-14 03:43:29,518 WARN L205 SmtUtils]: Spent 17.22 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-07-14 03:43:55,319 WARN L205 SmtUtils]: Spent 25.76 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-07-14 03:45:06,127 WARN L205 SmtUtils]: Spent 1.18 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-07-14 03:45:23,976 WARN L205 SmtUtils]: Spent 17.83 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-07-14 03:45:24,392 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-07-14 03:45:24,614 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-07-14 03:45:25,709 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-07-14 03:45:25,954 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-07-14 03:45:26,094 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-07-14 03:45:26,898 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-07-14 03:45:27,116 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-07-14 03:45:27,404 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-07-14 03:45:28,201 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-07-14 03:45:28,891 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-07-14 03:45:45,805 WARN L205 SmtUtils]: Spent 16.90 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-07-14 03:45:53,030 WARN L205 SmtUtils]: Spent 7.21 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-07-14 03:45:57,783 WARN L205 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-07-14 03:45:58,072 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-07-14 03:45:58,332 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-07-14 03:45:58,566 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-07-14 03:45:58,680 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-07-14 03:45:59,715 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-07-14 03:45:59,947 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-07-14 03:46:00,201 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-07-14 03:46:00,315 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-07-14 03:46:01,055 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-07-14 03:46:01,317 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-07-14 03:46:01,538 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-07-14 03:46:02,056 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-07-14 03:46:02,729 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-07-14 03:46:03,624 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-07-14 03:46:04,008 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-07-14 03:46:04,251 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-07-14 03:46:04,603 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 880 [2021-07-14 03:46:05,576 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-07-14 03:46:05,771 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-07-14 03:46:06,009 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-07-14 03:46:07,207 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 210 [2021-07-14 03:46:07,345 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-07-14 03:46:07,527 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-07-14 03:46:07,809 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-07-14 03:46:08,384 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-07-14 03:46:09,121 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-07-14 03:46:10,071 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-07-14 03:46:12,019 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-07-14 03:46:12,336 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-07-14 03:46:12,701 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-07-14 03:46:12,848 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-07-14 03:46:13,410 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-07-14 03:46:14,043 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-07-14 03:46:14,731 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 Received shutdown request... [2021-07-14 03:46:14,937 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-07-14 03:46:15,186 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-07-14 03:46:15,504 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-07-14 03:46:15,947 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-07-14 03:46:16,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2423 [2021-07-14 03:46:16,160 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 03:46:16,166 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 03:46:16,167 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 03:46:16,167 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 03:46:16 BasicIcfg [2021-07-14 03:46:16,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 03:46:16,168 INFO L168 Benchmark]: Toolchain (without parser) took 870779.14 ms. Allocated memory was 194.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 173.0 MB in the beginning and 594.4 MB in the end (delta: -421.4 MB). Peak memory consumption was 757.4 MB. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 194.0 MB. Free memory was 174.3 MB in the beginning and 174.1 MB in the end (delta: 152.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.86 ms. Allocated memory is still 194.0 MB. Free memory was 173.0 MB in the beginning and 171.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L168 Benchmark]: Boogie Preprocessor took 22.40 ms. Allocated memory is still 194.0 MB. Free memory was 171.4 MB in the beginning and 170.5 MB in the end (delta: 894.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L168 Benchmark]: RCFGBuilder took 433.39 ms. Allocated memory is still 194.0 MB. Free memory was 170.5 MB in the beginning and 153.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L168 Benchmark]: TraceAbstraction took 870288.48 ms. Allocated memory was 194.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 152.8 MB in the beginning and 594.4 MB in the end (delta: -441.6 MB). Peak memory consumption was 736.4 MB. Max. memory is 8.0 GB. [2021-07-14 03:46:16,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 194.0 MB. Free memory was 174.3 MB in the beginning and 174.1 MB in the end (delta: 152.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 28.86 ms. Allocated memory is still 194.0 MB. Free memory was 173.0 MB in the beginning and 171.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 22.40 ms. Allocated memory is still 194.0 MB. Free memory was 171.4 MB in the beginning and 170.5 MB in the end (delta: 894.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 433.39 ms. Allocated memory is still 194.0 MB. Free memory was 170.5 MB in the beginning and 153.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 870288.48 ms. Allocated memory was 194.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 152.8 MB in the beginning and 594.4 MB in the end (delta: -441.6 MB). Peak memory consumption was 736.4 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: 762, positive: 513, positive conditional: 513, positive unconditional: 0, negative: 249, negative conditional: 249, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 513, positive: 513, positive conditional: 513, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 513, positive: 513, positive conditional: 0, positive unconditional: 513, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 513, positive: 504, positive conditional: 0, positive unconditional: 504, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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: 249 - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 25 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,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, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870206.3ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 3092.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 169, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 63.8ms SsaConstructionTime, 271.7ms SatisfiabilityAnalysisTime, 43063.0ms InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 4860 SizeOfPredicates, 28 NumberOfNonLiveVariables, 858 ConjunctsInSsa, 379 ConjunctsInUnsatCore, 27 InterpolantComputations, 1 PerfectInterpolantSequences, 93/640 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