/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl


--------------------------------------------------------------------------------


This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m
[2024-04-27 07:25:00,297 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-04-27 07:25:00,360 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf
[2024-04-27 07:25:00,363 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-04-27 07:25:00,364 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-04-27 07:25:00,385 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-04-27 07:25:00,385 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-04-27 07:25:00,386 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-04-27 07:25:00,386 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-04-27 07:25:00,390 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-04-27 07:25:00,390 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-04-27 07:25:00,390 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-04-27 07:25:00,390 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-04-27 07:25:00,392 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-04-27 07:25:00,392 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-04-27 07:25:00,393 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-04-27 07:25:00,393 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-04-27 07:25:00,393 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-04-27 07:25:00,393 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-04-27 07:25:00,393 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-04-27 07:25:00,394 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-04-27 07:25:00,394 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2024-04-27 07:25:00,394 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-04-27 07:25:00,394 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-27 07:25:00,395 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-04-27 07:25:00,395 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-04-27 07:25:00,395 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-04-27 07:25:00,395 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-04-27 07:25:00,395 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2024-04-27 07:25:00,396 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-04-27 07:25:00,396 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-04-27 07:25:00,396 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-04-27 07:25:00,396 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-04-27 07:25:00,396 INFO  L153        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/UGemCutter-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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213
[2024-04-27 07:25:00,610 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-04-27 07:25:00,635 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-04-27 07:25:00,637 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-04-27 07:25:00,638 INFO  L270        PluginConnector]: Initializing Boogie PL CUP Parser...
[2024-04-27 07:25:00,639 INFO  L274        PluginConnector]: Boogie PL CUP Parser initialized
[2024-04-27 07:25:00,640 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl
[2024-04-27 07:25:00,640 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl'
[2024-04-27 07:25:00,685 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-04-27 07:25:00,687 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-04-27 07:25:00,688 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-04-27 07:25:00,689 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-04-27 07:25:00,689 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-04-27 07:25:00,699 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,707 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,713 INFO  L138                Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0
[2024-04-27 07:25:00,714 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-04-27 07:25:00,715 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-04-27 07:25:00,715 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-04-27 07:25:00,716 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-04-27 07:25:00,722 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,722 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,724 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,725 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,730 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,732 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,733 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,733 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,734 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-04-27 07:25:00,735 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-04-27 07:25:00,735 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-04-27 07:25:00,735 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-04-27 07:25:00,737 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/1) ...
[2024-04-27 07:25:00,742 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-27 07:25:00,754 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:00,786 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-04-27 07:25:00,806 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-04-27 07:25:00,847 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration
[2024-04-27 07:25:00,847 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2024-04-27 07:25:00,847 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2024-04-27 07:25:00,847 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration
[2024-04-27 07:25:00,847 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2024-04-27 07:25:00,848 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2024-04-27 07:25:00,848 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2024-04-27 07:25:00,848 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-04-27 07:25:00,848 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-04-27 07:25:00,848 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration
[2024-04-27 07:25:00,848 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2024-04-27 07:25:00,848 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2024-04-27 07:25:00,849 WARN  L213             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-04-27 07:25:00,901 INFO  L241             CfgBuilder]: Building ICFG
[2024-04-27 07:25:00,904 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-04-27 07:25:01,012 INFO  L282             CfgBuilder]: Performing block encoding
[2024-04-27 07:25:01,032 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-04-27 07:25:01,032 INFO  L309             CfgBuilder]: Removed 0 assume(true) statements.
[2024-04-27 07:25:01,033 INFO  L201        PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 07:25:01 BoogieIcfgContainer
[2024-04-27 07:25:01,034 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-04-27 07:25:01,035 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-04-27 07:25:01,036 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-04-27 07:25:01,045 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-04-27 07:25:01,046 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 07:25:00" (1/2) ...
[2024-04-27 07:25:01,046 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33720867 and model type queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 07:25:01, skipping insertion in model container
[2024-04-27 07:25:01,046 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 07:25:01" (2/2) ...
[2024-04-27 07:25:01,047 INFO  L112   eAbstractionObserver]: Analyzing ICFG queue-add-3-nl.wvr.bpl
[2024-04-27 07:25:01,053 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2024-04-27 07:25:01,061 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-04-27 07:25:01,062 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-04-27 07:25:01,062 INFO  L514   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-04-27 07:25:01,094 INFO  L144    ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions.
[2024-04-27 07:25:01,122 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-04-27 07:25:01,123 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-04-27 07:25:01,123 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:01,127 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-04-27 07:25:01,133 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-04-27 07:25:01,160 INFO  L187   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-04-27 07:25:01,170 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:01,171 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-04-27 07:25:01,176 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51cd12fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false
[2024-04-27 07:25:01,177 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-04-27 07:25:01,206 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:01,207 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:01,207 INFO  L85        PathProgramCache]: Analyzing trace with hash 222704596, now seen corresponding path program 1 times
[2024-04-27 07:25:01,214 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:01,214 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728127164]
[2024-04-27 07:25:01,214 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:01,215 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:01,278 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:01,329 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:01,329 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:01,329 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728127164]
[2024-04-27 07:25:01,330 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728127164] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-27 07:25:01,330 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-27 07:25:01,330 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-04-27 07:25:01,331 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242177466]
[2024-04-27 07:25:01,332 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-27 07:25:01,335 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-04-27 07:25:01,335 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:01,367 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-04-27 07:25:01,368 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-04-27 07:25:01,368 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:01,370 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:01,371 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-27 07:25:01,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:01,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:01,402 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-04-27 07:25:01,402 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:01,402 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:01,402 INFO  L85        PathProgramCache]: Analyzing trace with hash -2122283812, now seen corresponding path program 1 times
[2024-04-27 07:25:01,402 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:01,403 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763433945]
[2024-04-27 07:25:01,403 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:01,403 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:01,419 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:01,449 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:01,449 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:01,449 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763433945]
[2024-04-27 07:25:01,449 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763433945] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-27 07:25:01,450 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-27 07:25:01,450 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-04-27 07:25:01,450 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577998296]
[2024-04-27 07:25:01,450 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-27 07:25:01,451 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-04-27 07:25:01,451 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:01,456 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-04-27 07:25:01,457 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-04-27 07:25:01,457 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:01,457 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:01,457 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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)
[2024-04-27 07:25:01,457 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:01,457 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:01,487 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:01,488 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:01,488 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-04-27 07:25:01,488 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:01,489 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:01,489 INFO  L85        PathProgramCache]: Analyzing trace with hash 653104152, now seen corresponding path program 1 times
[2024-04-27 07:25:01,489 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:01,489 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288740966]
[2024-04-27 07:25:01,489 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:01,490 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:01,514 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:02,176 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:02,176 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:02,176 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288740966]
[2024-04-27 07:25:02,177 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288740966] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:02,177 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920748312]
[2024-04-27 07:25:02,177 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:02,177 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:02,178 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:02,185 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:02,186 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-04-27 07:25:02,263 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:02,265 INFO  L262         TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 20 conjunts are in the unsatisfiable core
[2024-04-27 07:25:02,268 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:02,720 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:02,720 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:02,973 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:02,974 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [920748312] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:02,975 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:02,975 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 25
[2024-04-27 07:25:02,975 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534349293]
[2024-04-27 07:25:02,975 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:02,976 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 26 states
[2024-04-27 07:25:02,977 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:02,994 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants.
[2024-04-27 07:25:02,998 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=536, Unknown=0, NotChecked=0, Total=650
[2024-04-27 07:25:02,998 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:02,998 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:02,999 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 26 states, 26 states have (on average 3.076923076923077) internal successors, (80), 25 states have internal predecessors, (80), 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)
[2024-04-27 07:25:02,999 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:02,999 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:02,999 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:03,376 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,377 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,377 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:03,384 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:03,581 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2
[2024-04-27 07:25:03,581 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:03,582 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:03,582 INFO  L85        PathProgramCache]: Analyzing trace with hash -716209398, now seen corresponding path program 2 times
[2024-04-27 07:25:03,582 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:03,582 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375006608]
[2024-04-27 07:25:03,582 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:03,582 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:03,594 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:03,633 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:03,633 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:03,633 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375006608]
[2024-04-27 07:25:03,634 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375006608] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:03,634 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315682317]
[2024-04-27 07:25:03,634 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-27 07:25:03,634 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:03,634 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:03,635 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:03,637 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-04-27 07:25:03,669 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-27 07:25:03,670 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:03,670 INFO  L262         TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core
[2024-04-27 07:25:03,671 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:03,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-04-27 07:25:03,701 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-04-27 07:25:03,702 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [315682317] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-27 07:25:03,702 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-04-27 07:25:03,702 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4
[2024-04-27 07:25:03,702 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358712768]
[2024-04-27 07:25:03,702 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-27 07:25:03,702 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-04-27 07:25:03,702 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:03,705 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-04-27 07:25:03,705 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-04-27 07:25:03,705 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:03,705 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:03,706 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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)
[2024-04-27 07:25:03,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:03,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:03,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,739 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:03,739 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:03,739 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:03,753 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-04-27 07:25:03,944 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:03,947 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:03,948 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:03,948 INFO  L85        PathProgramCache]: Analyzing trace with hash -448290272, now seen corresponding path program 3 times
[2024-04-27 07:25:03,948 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:03,948 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717473793]
[2024-04-27 07:25:03,948 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:03,948 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:03,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:04,028 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,029 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:04,029 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717473793]
[2024-04-27 07:25:04,029 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717473793] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-27 07:25:04,029 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-27 07:25:04,029 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-04-27 07:25:04,029 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413494347]
[2024-04-27 07:25:04,029 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-27 07:25:04,029 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-04-27 07:25:04,029 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:04,032 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-04-27 07:25:04,032 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-04-27 07:25:04,032 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:04,032 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:04,033 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 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)
[2024-04-27 07:25:04,033 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,033 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,033 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:04,033 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,033 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:04,197 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,198 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,198 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:04,198 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,198 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,198 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-04-27 07:25:04,198 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:04,199 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:04,199 INFO  L85        PathProgramCache]: Analyzing trace with hash 941427440, now seen corresponding path program 1 times
[2024-04-27 07:25:04,199 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:04,199 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761272533]
[2024-04-27 07:25:04,199 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:04,199 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:04,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:04,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,246 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:04,246 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761272533]
[2024-04-27 07:25:04,246 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761272533] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:04,246 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518802898]
[2024-04-27 07:25:04,247 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:04,247 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:04,247 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:04,261 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:04,261 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-04-27 07:25:04,305 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:04,306 INFO  L262         TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core
[2024-04-27 07:25:04,307 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:04,338 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,338 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:04,383 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-04-27 07:25:04,384 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12
[2024-04-27 07:25:04,393 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,393 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [518802898] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:04,393 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:04,393 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7
[2024-04-27 07:25:04,393 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47021390]
[2024-04-27 07:25:04,393 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:04,394 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-04-27 07:25:04,394 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:04,399 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-04-27 07:25:04,399 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56
[2024-04-27 07:25:04,399 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:04,399 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:04,399 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 5.75) internal successors, (46), 7 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,400 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:04,472 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:04,493 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-04-27 07:25:04,677 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:04,677 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:04,678 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:04,678 INFO  L85        PathProgramCache]: Analyzing trace with hash -657942792, now seen corresponding path program 2 times
[2024-04-27 07:25:04,678 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:04,678 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681428460]
[2024-04-27 07:25:04,678 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:04,678 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:04,683 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:04,774 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,774 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:04,774 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681428460]
[2024-04-27 07:25:04,774 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681428460] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:04,775 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763088071]
[2024-04-27 07:25:04,775 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-27 07:25:04,775 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:04,775 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:04,794 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:04,803 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-04-27 07:25:04,838 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-27 07:25:04,838 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:04,839 INFO  L262         TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 14 conjunts are in the unsatisfiable core
[2024-04-27 07:25:04,840 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:04,859 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:25:04,892 INFO  L378             Elim1Store]: Elim1 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 23 treesize of output 17
[2024-04-27 07:25:04,957 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:04,957 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:05,097 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-04-27 07:25:05,098 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12
[2024-04-27 07:25:05,141 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:05,141 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [763088071] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:05,141 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:05,141 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 18
[2024-04-27 07:25:05,142 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281568607]
[2024-04-27 07:25:05,142 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:05,142 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2024-04-27 07:25:05,142 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:05,148 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2024-04-27 07:25:05,149 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342
[2024-04-27 07:25:05,149 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:05,149 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:05,149 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 18 states have internal predecessors, (89), 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)
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:05,149 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:05,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:05,673 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. 
[2024-04-27 07:25:05,681 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:05,878 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6
[2024-04-27 07:25:05,878 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:05,879 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:05,879 INFO  L85        PathProgramCache]: Analyzing trace with hash 61371260, now seen corresponding path program 3 times
[2024-04-27 07:25:05,879 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:05,879 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224384698]
[2024-04-27 07:25:05,881 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:05,881 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:05,890 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:06,475 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:06,476 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:06,476 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224384698]
[2024-04-27 07:25:06,476 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224384698] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:06,476 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961235307]
[2024-04-27 07:25:06,476 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-04-27 07:25:06,476 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:06,476 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:06,477 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:06,484 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-04-27 07:25:06,514 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2024-04-27 07:25:06,514 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:06,515 INFO  L262         TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 46 conjunts are in the unsatisfiable core
[2024-04-27 07:25:06,518 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:07,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:07,297 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:07,684 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:07,684 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29
[2024-04-27 07:25:07,898 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:07,898 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28
[2024-04-27 07:25:08,036 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:08,036 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [961235307] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:08,036 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:08,036 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 20] total 53
[2024-04-27 07:25:08,036 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897529277]
[2024-04-27 07:25:08,036 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:08,037 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 54 states
[2024-04-27 07:25:08,037 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:08,043 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants.
[2024-04-27 07:25:08,044 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=2624, Unknown=0, NotChecked=0, Total=2862
[2024-04-27 07:25:08,044 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:08,044 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:08,045 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 54 states, 54 states have (on average 2.1481481481481484) internal successors, (116), 53 states have internal predecessors, (116), 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)
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. 
[2024-04-27 07:25:08,045 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:10,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:10,878 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:10,879 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:10,884 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-04-27 07:25:11,079 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:11,079 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:11,080 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:11,080 INFO  L85        PathProgramCache]: Analyzing trace with hash 1943115860, now seen corresponding path program 4 times
[2024-04-27 07:25:11,080 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:11,080 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173118027]
[2024-04-27 07:25:11,080 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:11,080 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:11,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:11,266 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:11,266 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:11,266 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173118027]
[2024-04-27 07:25:11,266 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173118027] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:11,266 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590502332]
[2024-04-27 07:25:11,266 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-04-27 07:25:11,266 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:11,267 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:11,268 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:11,282 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-04-27 07:25:11,314 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-04-27 07:25:11,314 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:11,315 INFO  L262         TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 14 conjunts are in the unsatisfiable core
[2024-04-27 07:25:11,316 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:11,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-04-27 07:25:11,365 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:11,383 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-04-27 07:25:11,383 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12
[2024-04-27 07:25:11,401 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-04-27 07:25:11,401 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590502332] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:11,402 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:11,402 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 13
[2024-04-27 07:25:11,402 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64307446]
[2024-04-27 07:25:11,402 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:11,402 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-04-27 07:25:11,402 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:11,413 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-04-27 07:25:11,414 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182
[2024-04-27 07:25:11,414 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:11,414 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:11,414 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 13 states have internal predecessors, (83), 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)
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:11,414 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:11,601 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:11,602 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:11,602 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:11,603 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:11,625 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:11,809 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8
[2024-04-27 07:25:11,809 INFO  L420      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:11,809 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:11,810 INFO  L85        PathProgramCache]: Analyzing trace with hash -166819492, now seen corresponding path program 5 times
[2024-04-27 07:25:11,810 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:11,810 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641131954]
[2024-04-27 07:25:11,811 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:11,811 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:11,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:11,965 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-04-27 07:25:11,965 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:11,965 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641131954]
[2024-04-27 07:25:11,966 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641131954] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:11,966 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422033220]
[2024-04-27 07:25:11,966 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-04-27 07:25:11,966 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:11,966 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:11,967 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:11,995 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-04-27 07:25:12,008 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s)
[2024-04-27 07:25:12,008 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:12,009 INFO  L262         TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 14 conjunts are in the unsatisfiable core
[2024-04-27 07:25:12,012 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:12,069 INFO  L378             Elim1Store]: Elim1 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 23 treesize of output 17
[2024-04-27 07:25:12,126 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-04-27 07:25:12,126 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:12,170 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-04-27 07:25:12,170 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 11
[2024-04-27 07:25:12,198 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-04-27 07:25:12,198 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [422033220] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:12,198 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:12,198 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12
[2024-04-27 07:25:12,198 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269613717]
[2024-04-27 07:25:12,199 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:12,199 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-04-27 07:25:12,199 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:12,206 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-04-27 07:25:12,206 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156
[2024-04-27 07:25:12,207 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:12,207 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:12,207 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 12 states have internal predecessors, (68), 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)
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:12,207 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:12,505 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:12,506 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:12,513 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:12,711 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:12,711 INFO  L420      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:12,711 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:12,711 INFO  L85        PathProgramCache]: Analyzing trace with hash 149839768, now seen corresponding path program 6 times
[2024-04-27 07:25:12,712 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:12,712 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866422238]
[2024-04-27 07:25:12,712 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:12,712 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:12,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:13,824 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:13,824 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:13,824 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866422238]
[2024-04-27 07:25:13,824 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866422238] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:13,824 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30452378]
[2024-04-27 07:25:13,824 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-04-27 07:25:13,824 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:13,825 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:13,841 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:13,846 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2024-04-27 07:25:13,882 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s)
[2024-04-27 07:25:13,882 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:13,884 INFO  L262         TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 72 conjunts are in the unsatisfiable core
[2024-04-27 07:25:13,886 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:15,535 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:15,535 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:16,568 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:16,569 INFO  L378             Elim1Store]: Elim1 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 66
[2024-04-27 07:25:16,903 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:16,903 INFO  L378             Elim1Store]: Elim1 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 63
[2024-04-27 07:25:17,036 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:17,036 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [30452378] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:17,036 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:17,036 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29, 29] total 79
[2024-04-27 07:25:17,036 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880992731]
[2024-04-27 07:25:17,036 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:17,037 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 80 states
[2024-04-27 07:25:17,037 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:17,053 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants.
[2024-04-27 07:25:17,054 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=326, Invalid=5994, Unknown=0, NotChecked=0, Total=6320
[2024-04-27 07:25:17,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:17,055 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:17,055 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 80 states, 80 states have (on average 2.0125) internal successors, (161), 79 states have internal predecessors, (161), 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)
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:17,055 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:25,224 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:25,225 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:25,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. 
[2024-04-27 07:25:25,238 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:25,426 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:25,427 INFO  L420      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:25,427 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:25,427 INFO  L85        PathProgramCache]: Analyzing trace with hash 1981680408, now seen corresponding path program 7 times
[2024-04-27 07:25:25,427 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:25,427 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235814339]
[2024-04-27 07:25:25,427 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:25,427 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:25,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:27,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 18 proven. 115 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2024-04-27 07:25:27,580 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:27,580 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235814339]
[2024-04-27 07:25:27,580 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235814339] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:27,580 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200054583]
[2024-04-27 07:25:27,580 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-04-27 07:25:27,580 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:27,580 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:27,581 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:27,582 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2024-04-27 07:25:27,628 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:27,630 WARN  L260         TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 124 conjunts are in the unsatisfiable core
[2024-04-27 07:25:27,632 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:31,272 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:31,273 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:34,464 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:34,465 INFO  L378             Elim1Store]: Elim1 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 8 new quantified variables, introduced 28 case distinctions, treesize of input 76 treesize of output 200
[2024-04-27 07:25:35,387 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:25:35,388 INFO  L378             Elim1Store]: Elim1 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 8 new quantified variables, introduced 28 case distinctions, treesize of input 65 treesize of output 189
[2024-04-27 07:25:35,558 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:25:35,558 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [200054583] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:35,558 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:35,558 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 47, 47] total 127
[2024-04-27 07:25:35,558 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793292566]
[2024-04-27 07:25:35,558 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:35,559 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 128 states
[2024-04-27 07:25:35,559 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:35,970 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants.
[2024-04-27 07:25:35,974 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=655, Invalid=15601, Unknown=0, NotChecked=0, Total=16256
[2024-04-27 07:25:35,974 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:35,974 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:35,975 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 128 states, 128 states have (on average 1.8671875) internal successors, (239), 127 states have internal predecessors, (239), 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)
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. 
[2024-04-27 07:25:35,976 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:25:56,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:25:56,777 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:56,975 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11
[2024-04-27 07:25:56,975 INFO  L420      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:56,975 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:56,976 INFO  L85        PathProgramCache]: Analyzing trace with hash 972792516, now seen corresponding path program 8 times
[2024-04-27 07:25:56,976 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:56,976 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232021191]
[2024-04-27 07:25:56,976 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:56,976 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:57,007 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:25:57,235 INFO  L134       CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked.
[2024-04-27 07:25:57,235 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:25:57,237 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232021191]
[2024-04-27 07:25:57,237 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232021191] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:25:57,237 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492973674]
[2024-04-27 07:25:57,237 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-27 07:25:57,237 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:57,237 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:25:57,238 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:25:57,251 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2024-04-27 07:25:57,307 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-27 07:25:57,307 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:25:57,308 INFO  L262         TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 32 conjunts are in the unsatisfiable core
[2024-04-27 07:25:57,310 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:25:57,371 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:25:57,459 INFO  L378             Elim1Store]: Elim1 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 12 treesize of output 8
[2024-04-27 07:25:57,464 INFO  L134       CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked.
[2024-04-27 07:25:57,464 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:25:57,504 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-04-27 07:25:57,504 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14
[2024-04-27 07:25:57,574 INFO  L134       CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked.
[2024-04-27 07:25:57,574 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492973674] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:25:57,574 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:25:57,574 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 12
[2024-04-27 07:25:57,575 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489802332]
[2024-04-27 07:25:57,575 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:25:57,575 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-04-27 07:25:57,575 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:25:57,586 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-04-27 07:25:57,586 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156
[2024-04-27 07:25:57,586 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:57,587 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:25:57,587 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:25:57,587 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:25:57,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:25:57,988 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:25:57,994 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0
[2024-04-27 07:25:58,193 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:25:58,194 INFO  L420      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:25:58,194 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:25:58,194 INFO  L85        PathProgramCache]: Analyzing trace with hash -2074361890, now seen corresponding path program 9 times
[2024-04-27 07:25:58,194 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:25:58,194 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612303386]
[2024-04-27 07:25:58,194 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:25:58,195 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:25:58,229 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:01,253 INFO  L134       CoverageAnalysis]: Checked inductivity of 311 backedges. 46 proven. 208 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked.
[2024-04-27 07:26:01,254 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:26:01,254 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612303386]
[2024-04-27 07:26:01,254 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612303386] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:26:01,254 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884212317]
[2024-04-27 07:26:01,254 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-04-27 07:26:01,255 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:26:01,255 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:26:01,256 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:26:01,258 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2024-04-27 07:26:01,321 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s)
[2024-04-27 07:26:01,321 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:26:01,324 WARN  L260         TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 180 conjunts are in the unsatisfiable core
[2024-04-27 07:26:01,326 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:26:07,853 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19
[2024-04-27 07:26:08,373 INFO  L134       CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:26:08,374 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:26:16,836 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,838 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,848 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,848 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,849 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,849 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,852 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,853 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,854 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,855 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,855 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,856 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,856 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,856 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,857 INFO  L173   IndexEqualityManager]: detected equality via solver
[2024-04-27 07:26:16,947 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:26:16,948 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 264
[2024-04-27 07:26:18,262 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:26:18,262 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 91 treesize of output 395
[2024-04-27 07:26:19,154 INFO  L134       CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:26:19,154 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [884212317] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:26:19,155 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:26:19,155 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 68, 68] total 178
[2024-04-27 07:26:19,155 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131472928]
[2024-04-27 07:26:19,155 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:26:19,156 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 179 states
[2024-04-27 07:26:19,156 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:26:19,391 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants.
[2024-04-27 07:26:19,397 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2808, Invalid=29054, Unknown=0, NotChecked=0, Total=31862
[2024-04-27 07:26:19,397 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:19,397 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:26:19,397 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 179 states, 179 states have (on average 1.8379888268156424) internal successors, (329), 178 states have internal predecessors, (329), 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)
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:19,397 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:19,398 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:19,398 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:19,398 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:19,398 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:19,398 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:46,866 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:46,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:46,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:46,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:46,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:46,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. 
[2024-04-27 07:26:46,873 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0
[2024-04-27 07:26:47,073 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2024-04-27 07:26:47,074 INFO  L420      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:26:47,074 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:26:47,074 INFO  L85        PathProgramCache]: Analyzing trace with hash -88664288, now seen corresponding path program 10 times
[2024-04-27 07:26:47,074 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:26:47,074 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275185110]
[2024-04-27 07:26:47,074 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:26:47,074 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:26:47,085 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:47,198 INFO  L134       CoverageAnalysis]: Checked inductivity of 456 backedges. 63 proven. 193 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked.
[2024-04-27 07:26:47,198 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:26:47,198 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275185110]
[2024-04-27 07:26:47,198 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275185110] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:26:47,199 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892134513]
[2024-04-27 07:26:47,199 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-04-27 07:26:47,199 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:26:47,199 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:26:47,200 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:26:47,202 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2024-04-27 07:26:47,280 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-04-27 07:26:47,280 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:26:47,284 INFO  L262         TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 18 conjunts are in the unsatisfiable core
[2024-04-27 07:26:47,285 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:26:47,400 INFO  L134       CoverageAnalysis]: Checked inductivity of 456 backedges. 63 proven. 158 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked.
[2024-04-27 07:26:47,400 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:26:47,545 INFO  L134       CoverageAnalysis]: Checked inductivity of 456 backedges. 63 proven. 158 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked.
[2024-04-27 07:26:47,546 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892134513] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:26:47,546 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:26:47,546 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6
[2024-04-27 07:26:47,546 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238897987]
[2024-04-27 07:26:47,546 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:26:47,547 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-04-27 07:26:47,547 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:26:47,561 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-04-27 07:26:47,561 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2024-04-27 07:26:47,561 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:47,561 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:26:47,561 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 6 states have internal predecessors, (80), 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)
[2024-04-27 07:26:47,561 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:47,561 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:47,561 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:47,561 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:47,561 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. 
[2024-04-27 07:26:47,562 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:49,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:26:49,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:26:49,059 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0
[2024-04-27 07:26:49,259 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2024-04-27 07:26:49,259 INFO  L420      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:26:49,259 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:26:49,259 INFO  L85        PathProgramCache]: Analyzing trace with hash 1220076282, now seen corresponding path program 11 times
[2024-04-27 07:26:49,259 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:26:49,259 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542996396]
[2024-04-27 07:26:49,260 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:26:49,260 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:26:49,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:49,543 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked.
[2024-04-27 07:26:49,543 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:26:49,543 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542996396]
[2024-04-27 07:26:49,543 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542996396] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:26:49,543 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837086041]
[2024-04-27 07:26:49,543 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-04-27 07:26:49,544 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:26:49,544 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:26:49,545 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:26:49,547 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2024-04-27 07:26:49,627 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s)
[2024-04-27 07:26:49,628 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:26:49,629 INFO  L262         TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 40 conjunts are in the unsatisfiable core
[2024-04-27 07:26:49,631 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:26:49,710 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:26:49,791 INFO  L378             Elim1Store]: Elim1 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 12 treesize of output 8
[2024-04-27 07:26:49,795 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked.
[2024-04-27 07:26:49,795 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:26:49,844 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-04-27 07:26:49,844 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14
[2024-04-27 07:26:49,949 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked.
[2024-04-27 07:26:49,950 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [837086041] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:26:49,950 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:26:49,950 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 15
[2024-04-27 07:26:49,950 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657576823]
[2024-04-27 07:26:49,950 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:26:49,951 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-04-27 07:26:49,951 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:26:49,965 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-04-27 07:26:49,965 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240
[2024-04-27 07:26:49,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:49,966 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:26:49,966 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 16 states, 16 states have (on average 5.8125) internal successors, (93), 15 states have internal predecessors, (93), 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)
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:49,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:49,967 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:49,967 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:49,967 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:49,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:49,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:49,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:26:49,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:26:49,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:50,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:50,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:50,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:50,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:50,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:26:50,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:26:50,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:50,344 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0
[2024-04-27 07:26:50,544 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-04-27 07:26:50,545 INFO  L420      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:26:50,546 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:26:50,546 INFO  L85        PathProgramCache]: Analyzing trace with hash -911294342, now seen corresponding path program 12 times
[2024-04-27 07:26:50,546 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:26:50,546 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388357085]
[2024-04-27 07:26:50,546 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:26:50,546 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:26:50,564 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:50,826 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked.
[2024-04-27 07:26:50,827 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:26:50,827 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388357085]
[2024-04-27 07:26:50,827 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388357085] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:26:50,827 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268500689]
[2024-04-27 07:26:50,827 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-04-27 07:26:50,827 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:26:50,827 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:26:50,854 INFO  L229       MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:26:50,880 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process
[2024-04-27 07:26:50,924 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s)
[2024-04-27 07:26:50,924 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:26:50,926 INFO  L262         TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 65 conjunts are in the unsatisfiable core
[2024-04-27 07:26:50,928 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:26:51,487 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 110 proven. 288 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked.
[2024-04-27 07:26:51,487 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:26:51,521 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:26:51,522 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19
[2024-04-27 07:26:51,574 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:26:51,574 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23
[2024-04-27 07:26:52,024 INFO  L134       CoverageAnalysis]: Checked inductivity of 493 backedges. 110 proven. 288 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked.
[2024-04-27 07:26:52,025 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268500689] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:26:52,025 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:26:52,025 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16, 16] total 30
[2024-04-27 07:26:52,025 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689764689]
[2024-04-27 07:26:52,025 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:26:52,025 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 31 states
[2024-04-27 07:26:52,025 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:26:52,065 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2024-04-27 07:26:52,065 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=836, Unknown=0, NotChecked=0, Total=930
[2024-04-27 07:26:52,065 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:52,065 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:26:52,066 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 31 states, 31 states have (on average 6.612903225806452) internal successors, (205), 30 states have internal predecessors, (205), 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)
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:52,066 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:26:52,702 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:52,702 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:26:52,702 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:26:52,702 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:52,702 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:26:52,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:26:52,708 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:26:52,729 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0
[2024-04-27 07:26:52,908 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2024-04-27 07:26:52,909 INFO  L420      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:26:52,909 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:26:52,909 INFO  L85        PathProgramCache]: Analyzing trace with hash 2141504488, now seen corresponding path program 13 times
[2024-04-27 07:26:52,909 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:26:52,909 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924205689]
[2024-04-27 07:26:52,909 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:26:52,909 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:26:52,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:56,994 INFO  L134       CoverageAnalysis]: Checked inductivity of 534 backedges. 64 proven. 373 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked.
[2024-04-27 07:26:56,994 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:26:56,994 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924205689]
[2024-04-27 07:26:56,994 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924205689] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:26:56,994 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952656790]
[2024-04-27 07:26:56,994 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-04-27 07:26:56,995 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:26:56,995 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:26:56,996 INFO  L229       MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:26:56,998 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process
[2024-04-27 07:26:57,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:26:57,090 WARN  L260         TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 228 conjunts are in the unsatisfiable core
[2024-04-27 07:26:57,094 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:27:07,682 INFO  L134       CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:27:07,682 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:27:23,390 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:27:23,391 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 144 treesize of output 708
[2024-04-27 07:27:36,046 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:27:36,046 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 117 treesize of output 681
[2024-04-27 07:27:36,969 INFO  L134       CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:27:36,969 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952656790] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:27:36,969 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:27:36,969 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 84, 84] total 217
[2024-04-27 07:27:36,969 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358034541]
[2024-04-27 07:27:36,969 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:27:36,970 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 218 states
[2024-04-27 07:27:36,970 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:27:46,074 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 218 interpolants.
[2024-04-27 07:27:46,078 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1284, Invalid=46022, Unknown=0, NotChecked=0, Total=47306
[2024-04-27 07:27:46,078 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:27:46,078 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:27:46,079 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 218 states, 218 states have (on average 1.811926605504587) internal successors, (395), 217 states have internal predecessors, (395), 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)
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:27:46,079 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:37,819 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:28:37,820 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. 
[2024-04-27 07:28:37,828 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0
[2024-04-27 07:28:38,029 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17
[2024-04-27 07:28:38,029 INFO  L420      AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:28:38,029 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:28:38,029 INFO  L85        PathProgramCache]: Analyzing trace with hash 23851094, now seen corresponding path program 14 times
[2024-04-27 07:28:38,029 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:28:38,029 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576744455]
[2024-04-27 07:28:38,029 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:28:38,030 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:28:38,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:28:38,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 719 backedges. 89 proven. 346 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked.
[2024-04-27 07:28:38,274 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:28:38,274 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576744455]
[2024-04-27 07:28:38,274 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576744455] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:28:38,274 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449215064]
[2024-04-27 07:28:38,274 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-27 07:28:38,274 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:28:38,274 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:28:38,280 INFO  L229       MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:28:38,285 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process
[2024-04-27 07:28:38,369 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-27 07:28:38,369 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:28:38,370 INFO  L262         TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 22 conjunts are in the unsatisfiable core
[2024-04-27 07:28:38,372 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:28:38,515 INFO  L134       CoverageAnalysis]: Checked inductivity of 719 backedges. 89 proven. 304 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked.
[2024-04-27 07:28:38,515 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:28:38,712 INFO  L134       CoverageAnalysis]: Checked inductivity of 719 backedges. 89 proven. 304 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked.
[2024-04-27 07:28:38,712 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [449215064] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:28:38,712 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:28:38,712 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7
[2024-04-27 07:28:38,712 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294328940]
[2024-04-27 07:28:38,712 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:28:38,713 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-04-27 07:28:38,713 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:28:38,731 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-04-27 07:28:38,732 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56
[2024-04-27 07:28:38,732 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:28:38,732 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:28:38,732 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 11.875) internal successors, (95), 7 states have internal predecessors, (95), 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)
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:28:38,732 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. 
[2024-04-27 07:28:38,733 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:28:40,625 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:28:40,626 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:40,631 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0
[2024-04-27 07:28:40,826 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:28:40,826 INFO  L420      AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:28:40,827 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:28:40,827 INFO  L85        PathProgramCache]: Analyzing trace with hash 573889172, now seen corresponding path program 15 times
[2024-04-27 07:28:40,827 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:28:40,827 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250800773]
[2024-04-27 07:28:40,827 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:28:40,827 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:28:40,851 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:28:41,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 475 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked.
[2024-04-27 07:28:41,214 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:28:41,214 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250800773]
[2024-04-27 07:28:41,214 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250800773] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:28:41,214 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552328634]
[2024-04-27 07:28:41,214 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-04-27 07:28:41,214 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:28:41,214 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:28:41,215 INFO  L229       MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:28:41,256 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process
[2024-04-27 07:28:41,327 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s)
[2024-04-27 07:28:41,327 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:28:41,329 INFO  L262         TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 88 conjunts are in the unsatisfiable core
[2024-04-27 07:28:41,331 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:28:41,809 INFO  L134       CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 475 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked.
[2024-04-27 07:28:41,809 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:28:41,858 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:28:41,859 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19
[2024-04-27 07:28:41,907 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:28:41,907 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 23
[2024-04-27 07:28:42,254 INFO  L134       CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 475 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked.
[2024-04-27 07:28:42,254 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1552328634] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:28:42,254 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:28:42,254 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16, 16] total 30
[2024-04-27 07:28:42,255 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508486899]
[2024-04-27 07:28:42,255 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:28:42,255 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 31 states
[2024-04-27 07:28:42,255 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:28:42,279 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2024-04-27 07:28:42,279 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930
[2024-04-27 07:28:42,279 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:28:42,279 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:28:42,279 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 31 states, 31 states have (on average 6.387096774193548) internal successors, (198), 30 states have internal predecessors, (198), 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)
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:42,279 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:42,280 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:28:43,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:28:43,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:28:43,256 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. 
[2024-04-27 07:28:43,263 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0
[2024-04-27 07:28:43,460 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:28:43,461 INFO  L420      AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:28:43,461 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:28:43,461 INFO  L85        PathProgramCache]: Analyzing trace with hash -2003048562, now seen corresponding path program 16 times
[2024-04-27 07:28:43,461 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:28:43,461 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786355374]
[2024-04-27 07:28:43,461 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:28:43,461 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:28:43,522 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:28:49,878 INFO  L134       CoverageAnalysis]: Checked inductivity of 817 backedges. 91 proven. 571 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.
[2024-04-27 07:28:49,879 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:28:49,879 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786355374]
[2024-04-27 07:28:49,879 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786355374] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:28:49,879 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130681618]
[2024-04-27 07:28:49,879 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-04-27 07:28:49,879 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:28:49,879 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:28:49,880 INFO  L229       MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:28:49,883 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process
[2024-04-27 07:28:49,959 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-04-27 07:28:49,959 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:28:49,974 WARN  L260         TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 282 conjunts are in the unsatisfiable core
[2024-04-27 07:28:49,977 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:29:07,752 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:29:07,753 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 71 treesize of output 31
[2024-04-27 07:29:08,489 INFO  L134       CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:29:08,489 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:29:36,693 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:29:36,693 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 178 treesize of output 1082
[2024-04-27 07:30:10,073 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:30:10,074 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 143 treesize of output 1047
[2024-04-27 07:30:11,122 INFO  L134       CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:30:11,122 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130681618] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:30:11,123 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:30:11,123 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 102, 102] total 264
[2024-04-27 07:30:11,123 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193557886]
[2024-04-27 07:30:11,123 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:30:11,123 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 265 states
[2024-04-27 07:30:11,123 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:31:07,295 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 265 interpolants.
[2024-04-27 07:31:07,306 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1612, Invalid=68348, Unknown=0, NotChecked=0, Total=69960
[2024-04-27 07:31:07,306 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:31:07,307 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:31:07,307 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 265 states, 265 states have (on average 1.7735849056603774) internal successors, (470), 264 states have internal predecessors, (470), 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)
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:31:07,307 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. 
[2024-04-27 07:31:07,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:36,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:36,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. 
[2024-04-27 07:32:36,407 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. 
[2024-04-27 07:32:36,413 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0
[2024-04-27 07:32:36,608 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:36,608 INFO  L420      AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:32:36,608 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:32:36,608 INFO  L85        PathProgramCache]: Analyzing trace with hash 517196656, now seen corresponding path program 17 times
[2024-04-27 07:32:36,608 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:32:36,608 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655635643]
[2024-04-27 07:32:36,609 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:32:36,609 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:32:36,636 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:32:36,828 INFO  L134       CoverageAnalysis]: Checked inductivity of 1042 backedges. 120 proven. 539 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked.
[2024-04-27 07:32:36,828 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:32:36,828 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655635643]
[2024-04-27 07:32:36,828 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655635643] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:32:36,828 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92032911]
[2024-04-27 07:32:36,828 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-04-27 07:32:36,828 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:36,829 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:32:36,829 INFO  L229       MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:32:36,831 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process
[2024-04-27 07:32:36,938 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s)
[2024-04-27 07:32:36,938 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:32:36,939 INFO  L262         TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 26 conjunts are in the unsatisfiable core
[2024-04-27 07:32:36,941 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:32:37,139 INFO  L134       CoverageAnalysis]: Checked inductivity of 1042 backedges. 120 proven. 490 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked.
[2024-04-27 07:32:37,139 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:32:37,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 1042 backedges. 120 proven. 490 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked.
[2024-04-27 07:32:37,392 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [92032911] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:32:37,392 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:32:37,392 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 8
[2024-04-27 07:32:37,392 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816397808]
[2024-04-27 07:32:37,392 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:32:37,392 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-04-27 07:32:37,392 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:32:37,417 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-04-27 07:32:37,417 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72
[2024-04-27 07:32:37,417 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:37,417 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:32:37,417 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 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)
[2024-04-27 07:32:37,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:37,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:37,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. 
[2024-04-27 07:32:37,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:39,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:32:39,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:32:39,785 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0
[2024-04-27 07:32:39,984 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21
[2024-04-27 07:32:39,985 INFO  L420      AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:32:39,985 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:32:39,985 INFO  L85        PathProgramCache]: Analyzing trace with hash 345328298, now seen corresponding path program 18 times
[2024-04-27 07:32:39,985 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:32:39,985 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101069272]
[2024-04-27 07:32:39,985 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:32:39,985 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:32:40,042 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:32:40,520 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:40,521 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:32:40,521 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101069272]
[2024-04-27 07:32:40,521 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101069272] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:32:40,521 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247593963]
[2024-04-27 07:32:40,521 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-04-27 07:32:40,521 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:40,521 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:32:40,522 INFO  L229       MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:32:40,542 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process
[2024-04-27 07:32:40,632 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s)
[2024-04-27 07:32:40,632 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:32:40,634 INFO  L262         TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 56 conjunts are in the unsatisfiable core
[2024-04-27 07:32:40,636 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:32:40,805 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:32:40,914 INFO  L378             Elim1Store]: Elim1 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 12 treesize of output 8
[2024-04-27 07:32:40,919 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:40,919 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:32:41,011 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-04-27 07:32:41,012 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14
[2024-04-27 07:32:41,168 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:41,168 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [247593963] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:32:41,169 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:32:41,169 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 16] total 19
[2024-04-27 07:32:41,169 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860825708]
[2024-04-27 07:32:41,169 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:32:41,169 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 20 states
[2024-04-27 07:32:41,169 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:32:41,209 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants.
[2024-04-27 07:32:41,209 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380
[2024-04-27 07:32:41,209 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:41,209 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:32:41,209 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 20 states, 20 states have (on average 6.15) internal successors, (123), 19 states have internal predecessors, (123), 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)
[2024-04-27 07:32:41,209 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:41,209 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:41,210 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:41,210 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:41,210 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:32:41,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:41,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:32:41,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:32:41,765 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0
[2024-04-27 07:32:41,962 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:41,963 INFO  L420      AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:32:41,964 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:32:41,964 INFO  L85        PathProgramCache]: Analyzing trace with hash -2014033878, now seen corresponding path program 19 times
[2024-04-27 07:32:41,964 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:32:41,964 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837652795]
[2024-04-27 07:32:41,964 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:32:41,964 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:32:41,991 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:32:42,342 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:42,343 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:32:42,343 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837652795]
[2024-04-27 07:32:42,343 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837652795] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:32:42,343 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758480779]
[2024-04-27 07:32:42,343 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-04-27 07:32:42,343 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:42,343 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:32:42,344 INFO  L229       MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:32:42,347 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process
[2024-04-27 07:32:42,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:32:42,423 INFO  L262         TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 56 conjunts are in the unsatisfiable core
[2024-04-27 07:32:42,425 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:32:42,570 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:32:42,704 INFO  L378             Elim1Store]: Elim1 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 12 treesize of output 8
[2024-04-27 07:32:42,707 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:42,707 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:32:42,751 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-04-27 07:32:42,752 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14
[2024-04-27 07:32:42,858 INFO  L134       CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-04-27 07:32:42,858 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [758480779] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:32:42,858 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:32:42,858 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 16] total 18
[2024-04-27 07:32:42,859 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286965694]
[2024-04-27 07:32:42,860 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:32:42,860 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2024-04-27 07:32:42,860 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:32:42,880 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2024-04-27 07:32:42,881 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342
[2024-04-27 07:32:42,881 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:42,881 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:32:42,881 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 6.2631578947368425) internal successors, (119), 18 states have internal predecessors, (119), 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)
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:42,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:32:42,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:32:43,327 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:32:43,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:32:43,329 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:32:43,329 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:32:43,334 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0
[2024-04-27 07:32:43,534 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23
[2024-04-27 07:32:43,534 INFO  L420      AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:32:43,534 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:32:43,534 INFO  L85        PathProgramCache]: Analyzing trace with hash 1863354936, now seen corresponding path program 20 times
[2024-04-27 07:32:43,534 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:32:43,535 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748243689]
[2024-04-27 07:32:43,535 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:32:43,535 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:32:43,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:32:52,351 INFO  L134       CoverageAnalysis]: Checked inductivity of 1160 backedges. 100 proven. 820 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked.
[2024-04-27 07:32:52,351 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:32:52,351 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748243689]
[2024-04-27 07:32:52,351 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748243689] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:32:52,351 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728746035]
[2024-04-27 07:32:52,351 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-27 07:32:52,351 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:32:52,352 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:32:52,353 INFO  L229       MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:32:52,353 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process
[2024-04-27 07:32:52,433 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-27 07:32:52,433 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:32:52,437 WARN  L260         TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 360 conjunts are in the unsatisfiable core
[2024-04-27 07:32:52,441 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:33:16,967 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:33:16,967 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 85 treesize of output 37
[2024-04-27 07:33:23,705 INFO  L134       CoverageAnalysis]: Checked inductivity of 1160 backedges. 0 proven. 1160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:33:23,705 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:34:11,446 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:34:11,447 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 212 treesize of output 1536
[2024-04-27 07:35:12,546 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-04-27 07:35:12,546 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 169 treesize of output 1493
[2024-04-27 07:35:14,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 1160 backedges. 0 proven. 1160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:35:14,964 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [728746035] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:35:14,964 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:35:14,965 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 133, 120] total 323
[2024-04-27 07:35:14,965 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852357881]
[2024-04-27 07:35:14,965 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:35:14,965 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 324 states
[2024-04-27 07:35:14,966 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:35:39,386 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 324 interpolants.
[2024-04-27 07:35:39,391 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2211, Invalid=102441, Unknown=0, NotChecked=0, Total=104652
[2024-04-27 07:35:39,391 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:35:39,391 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:35:39,391 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 324 states, 324 states have (on average 1.6882716049382716) internal successors, (547), 323 states have internal predecessors, (547), 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)
[2024-04-27 07:35:39,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:35:39,391 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:35:39,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:00,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:38:00,273 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. 
[2024-04-27 07:38:00,279 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0
[2024-04-27 07:38:00,474 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24
[2024-04-27 07:38:00,474 INFO  L420      AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:38:00,474 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:38:00,474 INFO  L85        PathProgramCache]: Analyzing trace with hash -2067092986, now seen corresponding path program 21 times
[2024-04-27 07:38:00,474 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:38:00,474 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536105708]
[2024-04-27 07:38:00,474 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:38:00,474 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:38:00,487 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:38:00,725 INFO  L134       CoverageAnalysis]: Checked inductivity of 1425 backedges. 156 proven. 772 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked.
[2024-04-27 07:38:00,725 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:38:00,725 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536105708]
[2024-04-27 07:38:00,725 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536105708] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:38:00,725 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352265281]
[2024-04-27 07:38:00,726 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-04-27 07:38:00,726 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:38:00,726 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:38:00,727 INFO  L229       MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:38:00,727 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process
[2024-04-27 07:38:00,839 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s)
[2024-04-27 07:38:00,839 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:38:00,841 INFO  L262         TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 30 conjunts are in the unsatisfiable core
[2024-04-27 07:38:00,843 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:38:01,047 INFO  L134       CoverageAnalysis]: Checked inductivity of 1425 backedges. 156 proven. 716 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked.
[2024-04-27 07:38:01,047 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:38:01,329 INFO  L134       CoverageAnalysis]: Checked inductivity of 1425 backedges. 156 proven. 716 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked.
[2024-04-27 07:38:01,329 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [352265281] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:38:01,329 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:38:01,329 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 9
[2024-04-27 07:38:01,329 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879290580]
[2024-04-27 07:38:01,330 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:38:01,330 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-04-27 07:38:01,330 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:38:01,359 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-04-27 07:38:01,359 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90
[2024-04-27 07:38:01,359 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:38:01,359 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:38:01,359 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 10 states have (on average 12.5) internal successors, (125), 9 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-27 07:38:01,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:01,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. 
[2024-04-27 07:38:01,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:38:04,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:38:04,296 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:38:04,296 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:04,296 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. 
[2024-04-27 07:38:04,296 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-04-27 07:38:04,303 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0
[2024-04-27 07:38:04,501 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:38:04,501 INFO  L420      AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:38:04,501 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:38:04,501 INFO  L85        PathProgramCache]: Analyzing trace with hash 223610084, now seen corresponding path program 22 times
[2024-04-27 07:38:04,501 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:38:04,501 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851929865]
[2024-04-27 07:38:04,502 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:38:04,502 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:38:04,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:38:05,610 INFO  L134       CoverageAnalysis]: Checked inductivity of 1492 backedges. 0 proven. 1064 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked.
[2024-04-27 07:38:05,611 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:38:05,611 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851929865]
[2024-04-27 07:38:05,611 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851929865] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:38:05,611 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829865136]
[2024-04-27 07:38:05,611 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-04-27 07:38:05,611 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:38:05,611 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:38:05,612 INFO  L229       MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:38:05,641 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process
[2024-04-27 07:38:05,697 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-04-27 07:38:05,697 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:38:05,699 INFO  L262         TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 64 conjunts are in the unsatisfiable core
[2024-04-27 07:38:05,701 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:38:05,966 INFO  L378             Elim1Store]: Elim1 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 5 treesize of output 3
[2024-04-27 07:38:06,105 INFO  L378             Elim1Store]: Elim1 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 12 treesize of output 8
[2024-04-27 07:38:06,110 INFO  L134       CoverageAnalysis]: Checked inductivity of 1492 backedges. 0 proven. 984 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked.
[2024-04-27 07:38:06,110 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-04-27 07:38:06,277 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-04-27 07:38:06,277 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14
[2024-04-27 07:38:06,434 INFO  L134       CoverageAnalysis]: Checked inductivity of 1492 backedges. 0 proven. 984 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked.
[2024-04-27 07:38:06,434 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [829865136] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-27 07:38:06,434 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-27 07:38:06,434 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 17, 18] total 40
[2024-04-27 07:38:06,434 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121024238]
[2024-04-27 07:38:06,434 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-27 07:38:06,435 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 41 states
[2024-04-27 07:38:06,435 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-27 07:38:06,470 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants.
[2024-04-27 07:38:06,470 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1527, Unknown=0, NotChecked=0, Total=1640
[2024-04-27 07:38:06,470 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:38:06,470 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-27 07:38:06,470 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 41 states, 41 states have (on average 5.634146341463414) internal successors, (231), 40 states have internal predecessors, (231), 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)
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2024-04-27 07:38:06,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-27 07:38:08,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-04-27 07:38:08,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2024-04-27 07:38:08,015 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0
[2024-04-27 07:38:08,215 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26
[2024-04-27 07:38:08,215 INFO  L420      AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-04-27 07:38:08,215 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-27 07:38:08,215 INFO  L85        PathProgramCache]: Analyzing trace with hash 1181470526, now seen corresponding path program 23 times
[2024-04-27 07:38:08,215 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-27 07:38:08,215 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658719789]
[2024-04-27 07:38:08,215 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-27 07:38:08,216 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-27 07:38:08,311 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-27 07:38:18,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 1563 backedges. 130 proven. 1126 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked.
[2024-04-27 07:38:18,900 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-27 07:38:18,900 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658719789]
[2024-04-27 07:38:18,900 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658719789] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-27 07:38:18,900 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606200667]
[2024-04-27 07:38:18,900 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-04-27 07:38:18,901 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-27 07:38:18,901 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-27 07:38:18,901 INFO  L229       MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-27 07:38:18,903 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process
[2024-04-27 07:38:19,012 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s)
[2024-04-27 07:38:19,013 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-27 07:38:19,017 WARN  L260         TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 381 conjunts are in the unsatisfiable core
[2024-04-27 07:38:19,026 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-04-27 07:38:56,002 INFO  L134       CoverageAnalysis]: Checked inductivity of 1563 backedges. 0 proven. 1563 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-27 07:38:56,002 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
Received shutdown request...
[2024-04-27 07:39:15,280 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining)
[2024-04-27 07:39:15,284 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2024-04-27 07:39:15,285 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0
[2024-04-27 07:39:15,287 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2024-04-27 07:39:15,317 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2024-04-27 07:39:15,480 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27
[2024-04-27 07:39:15,480 WARN  L619      AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 244 with TraceHistMax 15,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 291 known predicates.
[2024-04-27 07:39:15,481 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2024-04-27 07:39:15,482 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-04-27 07:39:15,482 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-04-27 07:39:15,484 INFO  L448         BasicCegarLoop]: Path program histogram: [23, 3, 1, 1]
[2024-04-27 07:39:15,486 INFO  L228   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-04-27 07:39:15,487 INFO  L178   ceAbstractionStarter]: Computing trace abstraction results
[2024-04-27 07:39:15,488 INFO  L201        PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.04 07:39:15 BasicIcfg
[2024-04-27 07:39:15,488 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: Toolchain (without parser) took 854802.10ms. Allocated memory was 273.7MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 249.9MB in the beginning and 964.0MB in the end (delta: -714.1MB). Peak memory consumption was 697.7MB. Max. memory is 8.0GB.
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 273.7MB. Free memory is still 237.8MB. There was no memory consumed. Max. memory is 8.0GB.
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: Boogie Procedure Inliner took 26.11ms. Allocated memory is still 273.7MB. Free memory was 249.6MB in the beginning and 248.1MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: Boogie Preprocessor took 18.99ms. Allocated memory is still 273.7MB. Free memory was 248.1MB in the beginning and 247.0MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: RCFGBuilder took 298.80ms. Allocated memory is still 273.7MB. Free memory was 247.0MB in the beginning and 234.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2024-04-27 07:39:15,489 INFO  L158              Benchmark]: TraceAbstraction took 854452.85ms. Allocated memory was 273.7MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 233.6MB in the beginning and 964.0MB in the end (delta: -730.4MB). Peak memory consumption was 682.0MB. Max. memory is 8.0GB.
[2024-04-27 07:39:15,490 INFO  L338   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 0.10ms. Allocated memory is still 273.7MB. Free memory is still 237.8MB. There was no memory consumed. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 26.11ms. Allocated memory is still 273.7MB. Free memory was 249.6MB in the beginning and 248.1MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 18.99ms. Allocated memory is still 273.7MB. Free memory was 248.1MB in the beginning and 247.0MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
 * RCFGBuilder took 298.80ms. Allocated memory is still 273.7MB. Free memory was 247.0MB in the beginning and 234.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
 * TraceAbstraction took 854452.85ms. Allocated memory was 273.7MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 233.6MB in the beginning and 964.0MB in the end (delta: -730.4MB). Peak memory consumption was 682.0MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation #1 benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 105995, independent: 87649, independent conditional: 87608, independent unconditional: 41, dependent: 18346, dependent conditional: 18337, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87752, independent: 87649, independent conditional: 87608, independent unconditional: 41, dependent: 103, dependent conditional: 103, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87752, independent: 87649, independent conditional: 87608, independent unconditional: 41, dependent: 103, dependent conditional: 103, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 87752, independent: 87649, independent conditional: 87608, independent unconditional: 41, dependent: 103, dependent conditional: 103, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 11087, independent unconditional: 76562, dependent: 1988, dependent conditional: 1507, dependent unconditional: 481, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 4324, independent unconditional: 83325, dependent: 1988, dependent conditional: 325, dependent unconditional: 1663, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 4324, independent unconditional: 83325, dependent: 1988, dependent conditional: 325, dependent unconditional: 1663, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 494, independent: 450, independent conditional: 74, independent unconditional: 376, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 494, independent: 407, independent conditional: 0, independent unconditional: 407, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 43, independent conditional: 41, independent unconditional: 2, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 43, independent conditional: 41, independent unconditional: 2, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 253, independent: 130, independent conditional: 128, independent unconditional: 2, dependent: 123, dependent conditional: 98, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 89637, independent: 87199, independent conditional: 4250, independent unconditional: 82949, dependent: 1944, dependent conditional: 284, dependent unconditional: 1660, unknown: 494, unknown conditional: 115, unknown unconditional: 379] , Statistics on independence cache: Total cache size (in pairs): 494, Positive cache size: 450, Positive conditional cache size: 74, Positive unconditional cache size: 376, Negative cache size: 44, Negative conditional cache size: 41, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7945, Maximal queried relation: 20, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 11087, independent unconditional: 76562, dependent: 1988, dependent conditional: 1507, dependent unconditional: 481, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 4324, independent unconditional: 83325, dependent: 1988, dependent conditional: 325, dependent unconditional: 1663, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 89637, independent: 87649, independent conditional: 4324, independent unconditional: 83325, dependent: 1988, dependent conditional: 325, dependent unconditional: 1663, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 494, independent: 450, independent conditional: 74, independent unconditional: 376, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 494, independent: 407, independent conditional: 0, independent unconditional: 407, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 43, independent conditional: 41, independent unconditional: 2, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 43, independent conditional: 41, independent unconditional: 2, dependent: 44, dependent conditional: 41, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 253, independent: 130, independent conditional: 128, independent unconditional: 2, dependent: 123, dependent conditional: 98, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 89637, independent: 87199, independent conditional: 4250, independent unconditional: 82949, dependent: 1944, dependent conditional: 284, dependent unconditional: 1660, unknown: 494, unknown conditional: 115, unknown unconditional: 379] , Statistics on independence cache: Total cache size (in pairs): 494, Positive cache size: 450, Positive conditional cache size: 74, Positive unconditional cache size: 376, Negative cache size: 44, Negative conditional cache size: 41, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7945 ], Independence queries for same thread: 18243
  - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction)
    Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 244 with TraceHistMax 15,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 291 known predicates.
  - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction)
    Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 244 with TraceHistMax 15,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 291 known predicates.
  - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction)
    Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 244 with TraceHistMax 15,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 291 known predicates.
  - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction)
    Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 244 with TraceHistMax 15,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 291 known predicates.
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 7 procedures, 71 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 854.3s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 23, EmptinessCheckTime: 356.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1770, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 332.3s InterpolantComputationTime, 6359 NumberOfCodeBlocks, 6359 NumberOfCodeBlocksAsserted, 129 NumberOfCheckSat, 9382 ConstructedInterpolants, 0 QuantifiedInterpolants, 188248 SizeOfPredicates, 247 NumberOfNonLiveVariables, 7509 ConjunctsInSsa, 1865 ConjunctsInUnsatCore, 74 InterpolantComputations, 4 PerfectInterpolantSequences, 12998/37421 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, ConditionalCommutativityCheckTime: 69.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityImperfectProofs: 0
RESULT: Ultimate could not prove your program: Timeout
Completed graceful shutdown