/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 04:10:36,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 04:10:36,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 04:10:36,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 04:10:36,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 04:10:36,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 04:10:36,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 04:10:36,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf [2021-08-22 04:10:36,905 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 04:10:36,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 04:10:36,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 04:10:36,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 04:10:36,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 04:10:36,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 04:10:36,907 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 04:10:36,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 04:10:36,908 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 04:10:36,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 04:10:36,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 04:10:36,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 04:10:36,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 04:10:36,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 04:10:36,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 04:10:36,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 04:10:36,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 04:10:36,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 04:10:36,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 04:10:36,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 04:10:36,911 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 04:10:36,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 04:10:36,912 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 04:10:36,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 04:10:36,912 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 04:10:37,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 04:10:37,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 04:10:37,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 04:10:37,259 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-22 04:10:37,260 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-22 04:10:37,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2021-08-22 04:10:37,261 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2021-08-22 04:10:37,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 04:10:37,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-22 04:10:37,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 04:10:37,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 04:10:37,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 04:10:37,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 04:10:37,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 04:10:37,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 04:10:37,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 04:10:37,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 04:10:37,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 04:10:37,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 04:10:37,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 04:10:37,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/1) ... [2021-08-22 04:10:37,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 04:10:37,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:37,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-22 04:10:37,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-22 04:10:37,417 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-22 04:10:37,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-22 04:10:37,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-22 04:10:37,417 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-22 04:10:37,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-22 04:10:37,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-22 04:10:37,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-22 04:10:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 04:10:37,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 04:10:37,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-22 04:10:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-22 04:10:37,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-22 04:10:37,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-08-22 04:10:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-08-22 04:10:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-08-22 04:10:37,420 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-08-22 04:10:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-08-22 04:10:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-08-22 04:10:37,423 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-08-22 04:10:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-08-22 04:10:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-08-22 04:10:37,424 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 04:10:37,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 04:10:37,671 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-22 04:10:37,671 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-22 04:10:37,672 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-08-22 04:10:37,681 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2021-08-22 04:10:37,682 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2021-08-22 04:10:37,683 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:10:37 BoogieIcfgContainer [2021-08-22 04:10:37,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 04:10:37,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 04:10:37,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 04:10:37,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 04:10:37,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 04:10:37" (1/2) ... [2021-08-22 04:10:37,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de444e7 and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:10:37, skipping insertion in model container [2021-08-22 04:10:37,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:10:37" (2/2) ... [2021-08-22 04:10:37,689 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2021-08-22 04:10:37,694 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 04:10:37,694 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 04:10:37,694 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 04:10:37,694 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 04:10:37,822 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-08-22 04:10:37,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 04:10:37,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:37,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 04:10:37,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-22 04:10:37,913 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 04:10:37,918 INFO L339 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, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-08-22 04:10:37,919 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-08-22 04:10:38,078 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:38,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:38,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1938372950, now seen corresponding path program 1 times [2021-08-22 04:10:38,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:38,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176117087] [2021-08-22 04:10:38,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:38,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:38,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:38,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176117087] [2021-08-22 04:10:38,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176117087] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:38,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750996177] [2021-08-22 04:10:38,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:38,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:38,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:38,288 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:38,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 04:10:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:38,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 04:10:38,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:38,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750996177] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:38,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:38,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-08-22 04:10:38,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148715167] [2021-08-22 04:10:38,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-22 04:10:38,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:38,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-22 04:10:38,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-22 04:10:38,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:38,543 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:38,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:38,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:38,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-22 04:10:38,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-08-22 04:10:38,841 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:38,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:38,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1566664425, now seen corresponding path program 1 times [2021-08-22 04:10:38,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:38,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194557315] [2021-08-22 04:10:38,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:38,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:39,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:39,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:39,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194557315] [2021-08-22 04:10:39,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194557315] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:39,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663055729] [2021-08-22 04:10:39,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:39,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:39,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:39,172 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:39,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 04:10:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:39,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-22 04:10:39,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:39,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-08-22 04:10:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:39,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663055729] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:39,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:39,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 16 [2021-08-22 04:10:39,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904398402] [2021-08-22 04:10:39,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 04:10:39,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:39,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 04:10:39,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-08-22 04:10:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:39,924 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:39,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:39,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:39,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:40,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:40,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:40,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:40,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:40,583 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:40,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:40,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1641745560, now seen corresponding path program 2 times [2021-08-22 04:10:40,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:40,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590926249] [2021-08-22 04:10:40,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:40,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:40,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:40,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590926249] [2021-08-22 04:10:40,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590926249] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:40,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737936491] [2021-08-22 04:10:40,659 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:10:40,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:40,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:40,662 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:40,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 04:10:40,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:10:40,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:40,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-22 04:10:40,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:40,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737936491] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:40,916 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:40,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-22 04:10:40,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141151848] [2021-08-22 04:10:40,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 04:10:40,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:40,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 04:10:40,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-08-22 04:10:40,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:40,918 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:40,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:40,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:40,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:40,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:41,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:41,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:41,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:41,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:41,237 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:41,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:41,238 INFO L82 PathProgramCache]: Analyzing trace with hash -188274090, now seen corresponding path program 1 times [2021-08-22 04:10:41,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:41,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441432862] [2021-08-22 04:10:41,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:41,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:41,302 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:41,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:41,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441432862] [2021-08-22 04:10:41,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441432862] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:41,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325013345] [2021-08-22 04:10:41,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:41,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:41,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:41,311 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:41,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 04:10:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:41,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 04:10:41,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:41,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325013345] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:41,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:41,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 8 [2021-08-22 04:10:41,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887374691] [2021-08-22 04:10:41,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 04:10:41,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:41,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 04:10:41,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-08-22 04:10:41,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:41,570 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:41,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:41,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:41,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:41,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:41,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:41,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:41,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:41,851 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:41,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:41,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1805990167, now seen corresponding path program 2 times [2021-08-22 04:10:41,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:41,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364035976] [2021-08-22 04:10:41,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:41,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:42,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:42,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364035976] [2021-08-22 04:10:42,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364035976] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:42,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077552494] [2021-08-22 04:10:42,430 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:10:42,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:42,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:42,432 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:42,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 04:10:42,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:10:42,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:42,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 53 conjunts are in the unsatisfiable core [2021-08-22 04:10:42,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:43,372 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:10:43,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 67 [2021-08-22 04:10:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:44,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077552494] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:44,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:44,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-08-22 04:10:44,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658053920] [2021-08-22 04:10:44,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-08-22 04:10:44,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:44,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-08-22 04:10:44,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1009, Unknown=0, NotChecked=0, Total=1122 [2021-08-22 04:10:44,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:44,895 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:44,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.0) internal successors, (68), 33 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) [2021-08-22 04:10:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:47,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:47,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:47,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:47,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:47,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:47,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-08-22 04:10:47,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:47,803 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:47,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:47,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1556440168, now seen corresponding path program 3 times [2021-08-22 04:10:47,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:47,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738136034] [2021-08-22 04:10:47,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:47,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:47,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:47,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738136034] [2021-08-22 04:10:47,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738136034] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:47,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488735958] [2021-08-22 04:10:47,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:10:47,914 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:47,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:47,916 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:47,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 04:10:48,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-22 04:10:48,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:48,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-22 04:10:48,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:48,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488735958] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:48,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:48,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-08-22 04:10:48,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450556942] [2021-08-22 04:10:48,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 04:10:48,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:48,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 04:10:48,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-08-22 04:10:48,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:48,301 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:48,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 10 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:48,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:48,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:48,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:48,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:48,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:48,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:48,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:48,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:48,645 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:48,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:48,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1304901974, now seen corresponding path program 4 times [2021-08-22 04:10:48,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:48,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916493707] [2021-08-22 04:10:48,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:48,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:48,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:48,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916493707] [2021-08-22 04:10:48,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916493707] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:48,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610396835] [2021-08-22 04:10:48,757 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:10:48,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:48,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:48,761 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:48,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 04:10:49,023 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:10:49,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:49,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-22 04:10:49,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:49,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610396835] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:49,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:49,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-08-22 04:10:49,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092870821] [2021-08-22 04:10:49,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 04:10:49,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:49,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 04:10:49,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-22 04:10:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:49,182 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:49,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:49,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:49,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:49,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-08-22 04:10:49,485 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:49,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:49,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1940981993, now seen corresponding path program 5 times [2021-08-22 04:10:49,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:49,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432654513] [2021-08-22 04:10:49,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:49,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:50,329 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:50,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:50,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432654513] [2021-08-22 04:10:50,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432654513] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:50,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598356135] [2021-08-22 04:10:50,330 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:10:50,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:50,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:50,331 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:50,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 04:10:50,593 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-08-22 04:10:50,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:50,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 77 conjunts are in the unsatisfiable core [2021-08-22 04:10:50,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:52,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:10:52,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2021-08-22 04:10:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:52,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1598356135] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:52,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:52,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 47 [2021-08-22 04:10:52,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858033415] [2021-08-22 04:10:52,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-08-22 04:10:52,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:52,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-08-22 04:10:52,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=2038, Unknown=0, NotChecked=0, Total=2256 [2021-08-22 04:10:52,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:52,348 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:52,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 1.75) internal successors, (84), 47 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:52,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:55,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:10:55,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:56,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:56,138 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:56,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:56,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1205749912, now seen corresponding path program 6 times [2021-08-22 04:10:56,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:56,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572297674] [2021-08-22 04:10:56,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:56,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:56,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:56,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572297674] [2021-08-22 04:10:56,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572297674] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:56,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822749179] [2021-08-22 04:10:56,248 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 04:10:56,248 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:56,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:56,249 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:56,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 04:10:56,599 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-22 04:10:56,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:56,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-22 04:10:56,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:56,755 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:56,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822749179] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:56,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:56,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-08-22 04:10:56,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394895283] [2021-08-22 04:10:56,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 04:10:56,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:56,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 04:10:56,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-08-22 04:10:56,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:56,757 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:56,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:56,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:56,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:56,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:56,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:10:56,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:10:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:10:56,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:57,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-22 04:10:57,137 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:57,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:57,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1858889302, now seen corresponding path program 7 times [2021-08-22 04:10:57,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:57,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704286711] [2021-08-22 04:10:57,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:57,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:57,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:57,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704286711] [2021-08-22 04:10:57,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704286711] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:57,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879807765] [2021-08-22 04:10:57,262 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 04:10:57,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:57,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:57,265 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:57,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 04:10:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:57,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 04:10:57,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:10:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 25 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:57,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879807765] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:57,876 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:10:57,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-08-22 04:10:57,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455036746] [2021-08-22 04:10:57,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 04:10:57,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:10:57,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 04:10:57,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-08-22 04:10:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:57,878 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:10:57,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 12 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:10:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:10:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:10:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:10:57,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:10:58,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-22 04:10:58,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-22 04:10:58,221 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:10:58,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:10:58,221 INFO L82 PathProgramCache]: Analyzing trace with hash -2082548969, now seen corresponding path program 8 times [2021-08-22 04:10:58,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:10:58,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941042372] [2021-08-22 04:10:58,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:10:58,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:10:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:10:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:10:59,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:10:59,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941042372] [2021-08-22 04:10:59,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941042372] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:10:59,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808390245] [2021-08-22 04:10:59,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:10:59,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:10:59,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:10:59,494 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:10:59,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-22 04:10:59,907 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:10:59,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:10:59,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 103 conjunts are in the unsatisfiable core [2021-08-22 04:10:59,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:11:02,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:11:02,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:11:02,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:02,244 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:11:02,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 95 [2021-08-22 04:11:02,826 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:02,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808390245] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:02,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:02,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 65 [2021-08-22 04:11:02,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465369250] [2021-08-22 04:11:02,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2021-08-22 04:11:02,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:02,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-08-22 04:11:02,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=3761, Unknown=0, NotChecked=0, Total=4290 [2021-08-22 04:11:02,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:02,829 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:02,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.5151515151515151) internal successors, (100), 65 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:02,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:02,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:02,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:02,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:09,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:09,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:09,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:09,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:09,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-22 04:11:09,309 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:09,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:09,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1643572328, now seen corresponding path program 9 times [2021-08-22 04:11:09,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:09,310 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844227576] [2021-08-22 04:11:09,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:09,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:09,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:09,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844227576] [2021-08-22 04:11:09,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844227576] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:09,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779137083] [2021-08-22 04:11:09,431 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:11:09,431 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:09,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:09,432 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:09,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-22 04:11:09,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-22 04:11:09,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:09,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-22 04:11:09,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:10,107 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:10,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779137083] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:10,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:10,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-08-22 04:11:10,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622400222] [2021-08-22 04:11:10,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 04:11:10,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:10,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 04:11:10,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2021-08-22 04:11:10,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:10,109 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:10,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:10,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:10,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:10,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:10,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:10,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-22 04:11:10,545 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:10,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:10,546 INFO L82 PathProgramCache]: Analyzing trace with hash -862342826, now seen corresponding path program 10 times [2021-08-22 04:11:10,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:10,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632366407] [2021-08-22 04:11:10,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:10,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:10,688 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 36 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:10,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:10,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632366407] [2021-08-22 04:11:10,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632366407] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:10,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783150545] [2021-08-22 04:11:10,688 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:11:10,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:10,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:10,689 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:10,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-22 04:11:11,191 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:11:11,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:11,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 04:11:11,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 49 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:11,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783150545] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:11,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:11,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-08-22 04:11:11,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727687577] [2021-08-22 04:11:11,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 04:11:11,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:11,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 04:11:11,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-08-22 04:11:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:11,389 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:11,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:11,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:11,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:11,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:11,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:11,722 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:11,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:11,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1444400407, now seen corresponding path program 11 times [2021-08-22 04:11:11,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:11,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859006043] [2021-08-22 04:11:11,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:11,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:13,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:13,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859006043] [2021-08-22 04:11:13,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859006043] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:13,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865797000] [2021-08-22 04:11:13,522 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:11:13,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:13,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:13,523 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:13,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-22 04:11:14,052 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-22 04:11:14,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:14,071 WARN L261 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 125 conjunts are in the unsatisfiable core [2021-08-22 04:11:14,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:17,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 31 [2021-08-22 04:11:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:17,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865797000] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:17,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:17,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40] total 79 [2021-08-22 04:11:17,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607775903] [2021-08-22 04:11:17,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2021-08-22 04:11:17,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:17,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-08-22 04:11:17,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=522, Invalid=5798, Unknown=0, NotChecked=0, Total=6320 [2021-08-22 04:11:17,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:17,944 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:17,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 1.45) internal successors, (116), 79 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) [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:17,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:29,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:29,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:29,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:29,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:29,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-08-22 04:11:29,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:29,674 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:29,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:29,674 INFO L82 PathProgramCache]: Analyzing trace with hash 2021522584, now seen corresponding path program 12 times [2021-08-22 04:11:29,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:29,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307653462] [2021-08-22 04:11:29,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:29,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:29,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:29,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307653462] [2021-08-22 04:11:29,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307653462] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:29,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757095530] [2021-08-22 04:11:29,816 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 04:11:29,816 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:29,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:29,818 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:29,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-22 04:11:30,470 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-08-22 04:11:30,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:30,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-22 04:11:30,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:30,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757095530] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:30,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:30,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-08-22 04:11:30,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100090487] [2021-08-22 04:11:30,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 04:11:30,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:30,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 04:11:30,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-08-22 04:11:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:30,690 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:30,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.588235294117647) internal successors, (78), 16 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:30,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:30,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:31,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-22 04:11:31,153 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:31,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:31,153 INFO L82 PathProgramCache]: Analyzing trace with hash 544348758, now seen corresponding path program 13 times [2021-08-22 04:11:31,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:31,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152057416] [2021-08-22 04:11:31,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:31,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 64 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:31,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:31,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152057416] [2021-08-22 04:11:31,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152057416] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:31,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762962294] [2021-08-22 04:11:31,308 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 04:11:31,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:31,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:31,309 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:31,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-22 04:11:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:31,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 24 conjunts are in the unsatisfiable core [2021-08-22 04:11:31,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:32,169 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:32,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762962294] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:32,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:32,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-08-22 04:11:32,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165234562] [2021-08-22 04:11:32,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 04:11:32,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:32,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 04:11:32,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-08-22 04:11:32,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:32,170 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:32,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:32,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:32,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:32,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:32,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-22 04:11:32,532 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:32,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:32,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1262282007, now seen corresponding path program 14 times [2021-08-22 04:11:32,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:32,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848880790] [2021-08-22 04:11:32,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:32,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:35,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:35,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848880790] [2021-08-22 04:11:35,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848880790] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:35,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729861083] [2021-08-22 04:11:35,034 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:11:35,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:35,035 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:35,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-22 04:11:35,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:11:35,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:35,722 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 151 conjunts are in the unsatisfiable core [2021-08-22 04:11:35,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:11:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:11:40,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:11:40,596 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:11:40,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 55 disjoint index pairs (out of 91 index pairs), introduced 12 new quantified variables, introduced 13 case distinctions, treesize of input 119 treesize of output 143 [2021-08-22 04:11:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:41,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729861083] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:41,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:41,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 97 [2021-08-22 04:11:41,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356447168] [2021-08-22 04:11:41,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2021-08-22 04:11:41,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:41,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-08-22 04:11:41,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1169, Invalid=8337, Unknown=0, NotChecked=0, Total=9506 [2021-08-22 04:11:41,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:41,426 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:41,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 1.346938775510204) internal successors, (132), 97 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:41,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:41,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:57,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:11:57,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-22 04:11:57,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-22 04:11:57,494 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:57,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:57,495 INFO L82 PathProgramCache]: Analyzing trace with hash -293600360, now seen corresponding path program 15 times [2021-08-22 04:11:57,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:57,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480187790] [2021-08-22 04:11:57,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:57,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:57,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:57,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480187790] [2021-08-22 04:11:57,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480187790] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:57,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078999641] [2021-08-22 04:11:57,671 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:11:57,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:57,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:57,672 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:57,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-22 04:11:58,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-08-22 04:11:58,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:11:58,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 27 conjunts are in the unsatisfiable core [2021-08-22 04:11:58,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:11:58,912 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:58,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078999641] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:58,913 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:11:58,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-08-22 04:11:58,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801361661] [2021-08-22 04:11:58,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 04:11:58,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:11:58,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 04:11:58,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=205, Unknown=0, NotChecked=0, Total=342 [2021-08-22 04:11:58,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:58,914 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:11:58,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.526315789473684) internal successors, (86), 18 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:58,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:11:58,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:11:59,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:11:59,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:59,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:11:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:11:59,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-08-22 04:11:59,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-22 04:11:59,393 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:11:59,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:11:59,393 INFO L82 PathProgramCache]: Analyzing trace with hash 672702806, now seen corresponding path program 16 times [2021-08-22 04:11:59,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:11:59,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661322781] [2021-08-22 04:11:59,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:11:59,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:11:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:11:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 100 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:11:59,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:11:59,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661322781] [2021-08-22 04:11:59,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661322781] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:11:59,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469659389] [2021-08-22 04:11:59,576 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:11:59,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:11:59,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:11:59,581 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:11:59,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-22 04:12:00,545 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:12:00,546 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:12:00,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-22 04:12:00,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:12:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 121 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:00,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469659389] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:00,786 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:12:00,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-08-22 04:12:00,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292287993] [2021-08-22 04:12:00,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 04:12:00,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:12:00,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 04:12:00,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-08-22 04:12:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:00,787 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:12:00,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:00,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:00,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:00,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:00,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:00,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2021-08-22 04:12:01,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:01,156 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:12:01,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:12:01,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1341056233, now seen corresponding path program 17 times [2021-08-22 04:12:01,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:12:01,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956278213] [2021-08-22 04:12:01,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:12:01,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:12:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:12:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:04,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:12:04,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956278213] [2021-08-22 04:12:04,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956278213] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:04,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774478735] [2021-08-22 04:12:04,409 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:12:04,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:04,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:12:04,409 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:12:04,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-22 04:12:05,327 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-08-22 04:12:05,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:12:05,330 WARN L261 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 173 conjunts are in the unsatisfiable core [2021-08-22 04:12:05,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:12:12,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:12,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 39 [2021-08-22 04:12:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:12,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774478735] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:12,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:12:12,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 56] total 111 [2021-08-22 04:12:12,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785137106] [2021-08-22 04:12:12,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2021-08-22 04:12:12,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:12:12,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2021-08-22 04:12:12,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=11478, Unknown=0, NotChecked=0, Total=12432 [2021-08-22 04:12:12,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:12,747 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:12:12,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 1.3214285714285714) internal successors, (148), 111 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:12:40,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-22 04:12:40,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:40,602 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:12:40,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:12:40,602 INFO L82 PathProgramCache]: Analyzing trace with hash 466757784, now seen corresponding path program 18 times [2021-08-22 04:12:40,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:12:40,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242195666] [2021-08-22 04:12:40,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:12:40,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:12:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:12:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:40,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:12:40,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242195666] [2021-08-22 04:12:40,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242195666] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:40,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198298706] [2021-08-22 04:12:40,813 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 04:12:40,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:40,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:12:40,814 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:12:40,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-22 04:12:41,926 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-08-22 04:12:41,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:12:41,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 31 conjunts are in the unsatisfiable core [2021-08-22 04:12:41,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:12:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:42,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198298706] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:42,200 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:12:42,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-08-22 04:12:42,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729184314] [2021-08-22 04:12:42,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 04:12:42,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:12:42,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 04:12:42,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=248, Unknown=0, NotChecked=0, Total=420 [2021-08-22 04:12:42,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:42,201 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:12:42,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:12:42,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:42,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:42,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:12:42,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:12:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:12:42,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-22 04:12:42,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:42,765 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:12:42,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:12:42,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1708148310, now seen corresponding path program 19 times [2021-08-22 04:12:42,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:12:42,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579994863] [2021-08-22 04:12:42,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:12:42,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:12:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:12:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 144 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:42,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:12:42,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579994863] [2021-08-22 04:12:42,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579994863] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:42,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471592640] [2021-08-22 04:12:42,985 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 04:12:42,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:42,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:12:42,989 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:12:43,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-22 04:12:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:12:44,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 32 conjunts are in the unsatisfiable core [2021-08-22 04:12:44,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:12:44,388 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 169 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:44,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471592640] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:44,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:12:44,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-08-22 04:12:44,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716859645] [2021-08-22 04:12:44,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 04:12:44,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:12:44,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 04:12:44,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=275, Unknown=0, NotChecked=0, Total=420 [2021-08-22 04:12:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:44,390 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:12:44,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 20 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:44,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:12:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:12:44,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:12:44,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:12:44,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-08-22 04:12:44,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:44,765 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:12:44,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:12:44,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1781043433, now seen corresponding path program 20 times [2021-08-22 04:12:44,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:12:44,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858402635] [2021-08-22 04:12:44,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:12:44,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:12:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:12:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:12:49,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:12:49,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858402635] [2021-08-22 04:12:49,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858402635] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:12:49,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045266957] [2021-08-22 04:12:49,219 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:12:49,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:12:49,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:12:49,220 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:12:49,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-22 04:12:50,366 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:12:50,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:12:50,369 WARN L261 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 199 conjunts are in the unsatisfiable core [2021-08-22 04:12:50,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:12:59,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:12:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:12:59,279 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:12:59,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 105 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 16 case distinctions, treesize of input 159 treesize of output 191 [2021-08-22 04:13:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:00,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045266957] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:00,240 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:13:00,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66] total 129 [2021-08-22 04:13:00,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041029101] [2021-08-22 04:13:00,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2021-08-22 04:13:00,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:13:00,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2021-08-22 04:13:00,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2065, Invalid=14705, Unknown=0, NotChecked=0, Total=16770 [2021-08-22 04:13:00,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:00,244 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:13:00,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 1.2615384615384615) internal successors, (164), 129 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:33,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:33,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:33,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:33,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-08-22 04:13:33,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:13:33,282 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:13:33,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:13:33,283 INFO L82 PathProgramCache]: Analyzing trace with hash -524850280, now seen corresponding path program 21 times [2021-08-22 04:13:33,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:13:33,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317645943] [2021-08-22 04:13:33,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:13:33,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:13:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:13:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:33,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:13:33,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317645943] [2021-08-22 04:13:33,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317645943] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:33,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753151024] [2021-08-22 04:13:33,516 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:13:33,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:13:33,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:13:33,517 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:13:33,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-22 04:13:34,851 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-08-22 04:13:34,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:13:34,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 35 conjunts are in the unsatisfiable core [2021-08-22 04:13:34,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:13:35,122 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:35,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753151024] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:35,122 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:13:35,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-08-22 04:13:35,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656671567] [2021-08-22 04:13:35,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 04:13:35,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:13:35,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 04:13:35,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=295, Unknown=0, NotChecked=0, Total=506 [2021-08-22 04:13:35,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:35,123 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:13:35,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.434782608695652) internal successors, (102), 22 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:13:35,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:35,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:35,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:35,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-22 04:13:35,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-22 04:13:35,709 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:13:35,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:13:35,709 INFO L82 PathProgramCache]: Analyzing trace with hash -530839210, now seen corresponding path program 22 times [2021-08-22 04:13:35,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:13:35,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716334822] [2021-08-22 04:13:35,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:13:35,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:13:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:13:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 196 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:35,970 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:13:35,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716334822] [2021-08-22 04:13:35,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716334822] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:35,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152194891] [2021-08-22 04:13:35,971 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:13:35,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:13:35,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:13:35,973 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:13:36,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-22 04:13:37,373 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:13:37,373 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:13:37,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 36 conjunts are in the unsatisfiable core [2021-08-22 04:13:37,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:13:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 225 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:37,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152194891] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:37,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:13:37,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-08-22 04:13:37,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920444068] [2021-08-22 04:13:37,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 04:13:37,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:13:37,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 04:13:37,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=326, Unknown=0, NotChecked=0, Total=506 [2021-08-22 04:13:37,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:37,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:13:37,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 22 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:13:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:37,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-22 04:13:38,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-22 04:13:38,013 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:13:38,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:13:38,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1840062185, now seen corresponding path program 23 times [2021-08-22 04:13:38,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:13:38,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562152628] [2021-08-22 04:13:38,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:13:38,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:13:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:13:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:43,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:13:43,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562152628] [2021-08-22 04:13:43,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562152628] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:43,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921285724] [2021-08-22 04:13:43,836 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:13:43,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:13:43,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:13:43,837 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:13:43,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-22 04:13:45,255 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-08-22 04:13:45,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:13:45,258 WARN L261 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 221 conjunts are in the unsatisfiable core [2021-08-22 04:13:45,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:13:56,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:56,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:13:57,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 47 [2021-08-22 04:13:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:13:57,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921285724] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:13:57,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:13:57,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 72] total 143 [2021-08-22 04:13:57,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478111881] [2021-08-22 04:13:57,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2021-08-22 04:13:57,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:13:57,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-08-22 04:13:57,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1514, Invalid=19078, Unknown=0, NotChecked=0, Total=20592 [2021-08-22 04:13:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:13:57,673 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:13:57,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 1.25) internal successors, (180), 143 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:13:57,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:13:57,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:14:50,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:50,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:14:50,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-22 04:14:51,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-22 04:14:51,010 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:14:51,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:14:51,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1577923432, now seen corresponding path program 24 times [2021-08-22 04:14:51,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:14:51,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148488123] [2021-08-22 04:14:51,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:14:51,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:14:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:14:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:14:51,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:14:51,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148488123] [2021-08-22 04:14:51,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148488123] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:14:51,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344762659] [2021-08-22 04:14:51,316 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 04:14:51,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:14:51,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:14:51,317 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:14:51,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-22 04:14:52,975 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-08-22 04:14:52,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:14:52,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-22 04:14:52,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:14:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:14:53,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344762659] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:14:53,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:14:53,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-08-22 04:14:53,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800073457] [2021-08-22 04:14:53,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 04:14:53,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:14:53,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 04:14:53,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=346, Unknown=0, NotChecked=0, Total=600 [2021-08-22 04:14:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:14:53,309 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:14:53,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 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) [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:14:53,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:14:53,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:14:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:14:53,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-22 04:14:53,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:14:53,965 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:14:53,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:14:53,965 INFO L82 PathProgramCache]: Analyzing trace with hash -486610346, now seen corresponding path program 25 times [2021-08-22 04:14:53,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:14:53,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828473371] [2021-08-22 04:14:53,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:14:53,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:14:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:14:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 256 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:14:54,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:14:54,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828473371] [2021-08-22 04:14:54,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828473371] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:14:54,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468990324] [2021-08-22 04:14:54,279 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 04:14:54,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:14:54,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:14:54,280 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:14:54,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-22 04:14:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:14:55,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 40 conjunts are in the unsatisfiable core [2021-08-22 04:14:55,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:14:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 289 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:14:56,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [468990324] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:14:56,217 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:14:56,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-08-22 04:14:56,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154687939] [2021-08-22 04:14:56,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 04:14:56,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:14:56,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 04:14:56,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=381, Unknown=0, NotChecked=0, Total=600 [2021-08-22 04:14:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:14:56,219 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:14:56,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.56) internal successors, (114), 24 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:14:56,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:14:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:14:56,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:14:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:14:56,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:14:56,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2021-08-22 04:14:56,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-22 04:14:56,660 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:14:56,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:14:56,661 INFO L82 PathProgramCache]: Analyzing trace with hash 2143711511, now seen corresponding path program 26 times [2021-08-22 04:14:56,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:14:56,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862193705] [2021-08-22 04:14:56,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:14:56,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:14:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:15:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:15:03,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:15:03,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862193705] [2021-08-22 04:15:03,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862193705] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:15:03,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778798000] [2021-08-22 04:15:03,860 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:15:03,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:15:03,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:15:03,862 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:15:03,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-22 04:15:05,568 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:15:05,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:15:05,572 WARN L261 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 247 conjunts are in the unsatisfiable core [2021-08-22 04:15:05,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:15:20,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 04:15:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:15:20,635 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-08-22 04:15:20,702 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:15:20,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 171 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 199 treesize of output 239 [2021-08-22 04:15:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:15:21,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778798000] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:15:21,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:15:21,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 82] total 161 [2021-08-22 04:15:21,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713806848] [2021-08-22 04:15:21,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 162 states [2021-08-22 04:15:21,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:15:21,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 162 interpolants. [2021-08-22 04:15:21,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3217, Invalid=22865, Unknown=0, NotChecked=0, Total=26082 [2021-08-22 04:15:21,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:15:21,959 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:15:21,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 162 states, 162 states have (on average 1.2098765432098766) internal successors, (196), 161 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:15:21,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:15:21,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:15:21,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:15:21,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:16:23,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:23,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:16:23,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:16:23,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:16:23,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:16:23,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-08-22 04:16:23,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-22 04:16:23,561 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:16:23,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:16:23,561 INFO L82 PathProgramCache]: Analyzing trace with hash 147278744, now seen corresponding path program 27 times [2021-08-22 04:16:23,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:16:23,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461651965] [2021-08-22 04:16:23,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:16:23,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:16:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:16:23,900 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:16:23,901 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:16:23,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461651965] [2021-08-22 04:16:23,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461651965] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:16:23,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401489997] [2021-08-22 04:16:23,901 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:16:23,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:16:23,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:16:23,905 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:16:23,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-22 04:16:25,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-08-22 04:16:25,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:16:25,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 43 conjunts are in the unsatisfiable core [2021-08-22 04:16:25,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:16:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:16:26,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401489997] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:16:26,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:16:26,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-08-22 04:16:26,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647758379] [2021-08-22 04:16:26,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-22 04:16:26,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:16:26,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-22 04:16:26,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=401, Unknown=0, NotChecked=0, Total=702 [2021-08-22 04:16:26,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:16:26,181 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:16:26,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.37037037037037) internal successors, (118), 26 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:26,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:16:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:26,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:16:26,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:26,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-08-22 04:16:26,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:16:26,883 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:16:26,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:16:26,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1115952810, now seen corresponding path program 28 times [2021-08-22 04:16:26,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:16:26,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943262647] [2021-08-22 04:16:26,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:16:26,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:16:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:16:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 324 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:16:27,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:16:27,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943262647] [2021-08-22 04:16:27,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943262647] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:16:27,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088075009] [2021-08-22 04:16:27,276 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:16:27,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:16:27,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:16:27,277 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:16:27,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-22 04:16:29,249 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:16:29,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:16:29,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-22 04:16:29,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:16:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 361 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:16:29,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088075009] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:16:29,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:16:29,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-08-22 04:16:29,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760165086] [2021-08-22 04:16:29,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-22 04:16:29,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:16:29,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-22 04:16:29,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=440, Unknown=0, NotChecked=0, Total=702 [2021-08-22 04:16:29,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:16:29,569 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:16:29,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 26 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:29,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:29,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:16:29,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:16:29,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:29,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:29,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:16:29,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:16:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:16:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:16:29,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-22 04:16:29,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:16:29,997 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:16:29,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:16:29,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1022697239, now seen corresponding path program 29 times [2021-08-22 04:16:29,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:16:29,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423902666] [2021-08-22 04:16:29,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:16:29,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:16:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:16:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:16:38,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:16:38,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423902666] [2021-08-22 04:16:38,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423902666] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:16:38,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306926474] [2021-08-22 04:16:38,932 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:16:38,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:16:38,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:16:38,933 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:16:38,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-22 04:16:40,947 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-08-22 04:16:40,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:16:40,951 WARN L261 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 269 conjunts are in the unsatisfiable core [2021-08-22 04:16:40,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:16:59,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:16:59,848 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-08-22 04:16:59,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 210 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 55 [2021-08-22 04:17:00,672 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:17:00,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306926474] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:17:00,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:17:00,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 88] total 175 [2021-08-22 04:17:00,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31666392] [2021-08-22 04:17:00,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 176 states [2021-08-22 04:17:00,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:17:00,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants. [2021-08-22 04:17:00,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2202, Invalid=28598, Unknown=0, NotChecked=0, Total=30800 [2021-08-22 04:17:00,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:17:00,676 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:17:00,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 176 states, 176 states have (on average 1.2045454545454546) internal successors, (212), 175 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:17:00,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:17:00,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:18:34,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:18:34,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:18:34,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:18:35,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-08-22 04:18:35,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-08-22 04:18:35,180 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:18:35,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:18:35,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1023940456, now seen corresponding path program 30 times [2021-08-22 04:18:35,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:18:35,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659715289] [2021-08-22 04:18:35,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:18:35,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:18:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:18:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:18:35,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:18:35,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659715289] [2021-08-22 04:18:35,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659715289] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:18:35,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53890620] [2021-08-22 04:18:35,619 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 04:18:35,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:18:35,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:18:35,621 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:18:35,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-22 04:18:37,976 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2021-08-22 04:18:37,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:18:37,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 47 conjunts are in the unsatisfiable core [2021-08-22 04:18:37,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:18:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:18:38,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53890620] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:18:38,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:18:38,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-08-22 04:18:38,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023139107] [2021-08-22 04:18:38,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-22 04:18:38,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:18:38,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-22 04:18:38,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=460, Unknown=0, NotChecked=0, Total=812 [2021-08-22 04:18:38,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:18:38,290 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:18:38,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.344827586206897) internal successors, (126), 28 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:18:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:18:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:18:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:18:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:18:38,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2021-08-22 04:18:39,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:18:39,036 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:18:39,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:18:39,037 INFO L82 PathProgramCache]: Analyzing trace with hash -2078931370, now seen corresponding path program 31 times [2021-08-22 04:18:39,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:18:39,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309886001] [2021-08-22 04:18:39,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:18:39,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:18:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:18:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 400 proven. 569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:18:39,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:18:39,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309886001] [2021-08-22 04:18:39,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309886001] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:18:39,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053755555] [2021-08-22 04:18:39,440 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 04:18:39,440 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:18:39,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:18:39,441 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:18:39,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-22 04:18:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:18:41,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 48 conjunts are in the unsatisfiable core [2021-08-22 04:18:41,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:18:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 441 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:18:42,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053755555] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:18:42,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:18:42,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-08-22 04:18:42,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475612050] [2021-08-22 04:18:42,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-22 04:18:42,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:18:42,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-22 04:18:42,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=503, Unknown=0, NotChecked=0, Total=812 [2021-08-22 04:18:42,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:18:42,073 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:18:42,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 28 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:42,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:18:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:18:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:18:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:18:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:18:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:18:42,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:18:42,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:18:42,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:18:42,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-08-22 04:18:42,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-08-22 04:18:42,537 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:18:42,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:18:42,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1830939415, now seen corresponding path program 32 times [2021-08-22 04:18:42,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:18:42,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009475558] [2021-08-22 04:18:42,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:18:42,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:18:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:18:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:18:53,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:18:53,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009475558] [2021-08-22 04:18:53,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009475558] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:18:53,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021714403] [2021-08-22 04:18:53,291 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 04:18:53,292 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:18:53,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:18:53,292 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:18:53,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-22 04:18:55,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 04:18:55,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:18:55,666 WARN L261 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 295 conjunts are in the unsatisfiable core [2021-08-22 04:18:55,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:19:18,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:19:18,529 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-08-22 04:19:18,619 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-22 04:19:18,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 253 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 23 case distinctions, treesize of input 239 treesize of output 287 [2021-08-22 04:19:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:19:20,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2021714403] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:19:20,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:19:20,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 98] total 193 [2021-08-22 04:19:20,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418587501] [2021-08-22 04:19:20,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2021-08-22 04:19:20,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:19:20,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2021-08-22 04:19:20,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4625, Invalid=32817, Unknown=0, NotChecked=0, Total=37442 [2021-08-22 04:19:20,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:19:20,185 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:19:20,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 1.175257731958763) internal successors, (228), 193 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:19:20,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:19:20,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:19:20,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:19:20,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:19:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:19:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:02,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:02,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2021-08-22 04:21:02,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:21:02,738 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:21:02,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:21:02,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1120379800, now seen corresponding path program 33 times [2021-08-22 04:21:02,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:21:02,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942017551] [2021-08-22 04:21:02,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:21:02,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:21:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:21:03,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:03,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:21:03,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942017551] [2021-08-22 04:21:03,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942017551] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:03,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231398655] [2021-08-22 04:21:03,148 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 04:21:03,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:21:03,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:21:03,149 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:21:03,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-22 04:21:05,805 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2021-08-22 04:21:05,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:21:05,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 51 conjunts are in the unsatisfiable core [2021-08-22 04:21:05,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:21:06,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:06,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231398655] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:06,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:21:06,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-08-22 04:21:06,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441652423] [2021-08-22 04:21:06,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-22 04:21:06,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:21:06,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-22 04:21:06,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=523, Unknown=0, NotChecked=0, Total=930 [2021-08-22 04:21:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:06,163 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:21:06,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.32258064516129) internal successors, (134), 30 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:06,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:06,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:06,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 04:21:06,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-22 04:21:06,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-22 04:21:06,985 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:21:06,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:21:06,985 INFO L82 PathProgramCache]: Analyzing trace with hash -812629674, now seen corresponding path program 34 times [2021-08-22 04:21:06,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:21:06,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165504752] [2021-08-22 04:21:06,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:21:06,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:21:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:21:07,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 484 proven. 669 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:07,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:21:07,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165504752] [2021-08-22 04:21:07,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165504752] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:07,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755783115] [2021-08-22 04:21:07,429 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 04:21:07,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:21:07,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:21:07,430 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:21:07,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-22 04:21:10,116 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 04:21:10,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:21:10,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 52 conjunts are in the unsatisfiable core [2021-08-22 04:21:10,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:21:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 529 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:10,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755783115] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:10,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:21:10,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-08-22 04:21:10,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667996891] [2021-08-22 04:21:10,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-22 04:21:10,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:21:10,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-22 04:21:10,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=570, Unknown=0, NotChecked=0, Total=930 [2021-08-22 04:21:10,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:10,479 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:21:10,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 30 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:21:10,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:10,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:10,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 04:21:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 04:21:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:10,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-22 04:21:10,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-08-22 04:21:10,990 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err4INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION (and 7 more)] === [2021-08-22 04:21:10,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 04:21:10,990 INFO L82 PathProgramCache]: Analyzing trace with hash 940561687, now seen corresponding path program 35 times [2021-08-22 04:21:10,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 04:21:10,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309377532] [2021-08-22 04:21:10,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 04:21:10,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 04:21:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 04:21:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:24,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 04:21:24,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309377532] [2021-08-22 04:21:24,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309377532] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:24,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028042403] [2021-08-22 04:21:24,655 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 04:21:24,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 04:21:24,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 04:21:24,656 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 04:21:24,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-22 04:21:27,387 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2021-08-22 04:21:27,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 04:21:27,391 WARN L261 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 317 conjunts are in the unsatisfiable core [2021-08-22 04:21:27,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 04:21:55,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:55,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 04:21:56,129 INFO L244 Elim1Store]: Index analysis took 182 ms [2021-08-22 04:21:56,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 300 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 63 [2021-08-22 04:21:57,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 04:21:57,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028042403] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 04:21:57,110 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 04:21:57,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 104] total 207 [2021-08-22 04:21:57,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177902755] [2021-08-22 04:21:57,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2021-08-22 04:21:57,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 04:21:57,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2021-08-22 04:21:57,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3018, Invalid=40038, Unknown=0, NotChecked=0, Total=43056 [2021-08-22 04:21:57,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 04:21:57,113 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 04:21:57,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 208 states have (on average 1.1730769230769231) internal successors, (244), 207 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 04:21:57,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 04:21:57,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-08-22 04:23:28,053 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2021-08-22 04:23:28,053 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 04:23:28,057 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 04:23:28,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2021-08-22 04:23:28,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-08-22 04:23:28,237 WARN L594 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. [2021-08-22 04:23:28,238 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err8INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork1Err3INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork1Err5INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork4Err1INUSE_VIOLATION [2021-08-22 04:23:28,239 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork4Err9INUSE_VIOLATION [2021-08-22 04:23:28,247 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 04:23:28,247 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 04:23:28,249 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 04:23:28 BasicIcfg [2021-08-22 04:23:28,249 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 04:23:28,249 INFO L168 Benchmark]: Toolchain (without parser) took 770949.94 ms. Allocated memory was 174.1 MB in the beginning and 1.2 GB in the end (delta: 997.2 MB). Free memory was 154.9 MB in the beginning and 284.6 MB in the end (delta: -129.7 MB). Peak memory consumption was 868.3 MB. Max. memory is 8.0 GB. [2021-08-22 04:23:28,249 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 174.1 MB. Free memory is still 156.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 04:23:28,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.12 ms. Allocated memory is still 174.1 MB. Free memory was 154.9 MB in the beginning and 153.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 04:23:28,250 INFO L168 Benchmark]: Boogie Preprocessor took 14.49 ms. Allocated memory is still 174.1 MB. Free memory was 153.4 MB in the beginning and 152.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-22 04:23:28,250 INFO L168 Benchmark]: RCFGBuilder took 333.96 ms. Allocated memory is still 174.1 MB. Free memory was 152.2 MB in the beginning and 135.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-08-22 04:23:28,250 INFO L168 Benchmark]: TraceAbstraction took 770564.21 ms. Allocated memory was 174.1 MB in the beginning and 1.2 GB in the end (delta: 997.2 MB). Free memory was 134.9 MB in the beginning and 284.6 MB in the end (delta: -149.7 MB). Peak memory consumption was 848.3 MB. Max. memory is 8.0 GB. [2021-08-22 04:23:28,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 174.1 MB. Free memory is still 156.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 31.12 ms. Allocated memory is still 174.1 MB. Free memory was 154.9 MB in the beginning and 153.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.49 ms. Allocated memory is still 174.1 MB. Free memory was 153.4 MB in the beginning and 152.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 333.96 ms. Allocated memory is still 174.1 MB. Free memory was 152.2 MB in the beginning and 135.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 770564.21 ms. Allocated memory was 174.1 MB in the beginning and 1.2 GB in the end (delta: 997.2 MB). Free memory was 134.9 MB in the beginning and 284.6 MB in the end (delta: -149.7 MB). Peak memory consumption was 848.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39455, positive: 31397, positive conditional: 31397, positive unconditional: 0, negative: 8058, negative conditional: 8058, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33185, positive: 31397, positive conditional: 31397, positive unconditional: 0, negative: 1788, negative conditional: 1788, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 33185, positive: 31397, positive conditional: 31397, positive unconditional: 0, negative: 1788, negative conditional: 1788, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68539, positive: 31397, positive conditional: 28920, positive unconditional: 2477, negative: 37142, negative conditional: 35354, negative unconditional: 1788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68539, positive: 31397, positive conditional: 17762, positive unconditional: 13635, negative: 37142, negative conditional: 35354, negative unconditional: 1788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68539, positive: 31397, positive conditional: 17762, positive unconditional: 13635, negative: 37142, negative conditional: 35354, negative unconditional: 1788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1392, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 1212, negative conditional: 1209, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1392, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 1212, negative conditional: 0, negative unconditional: 1212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1212, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1212, negative conditional: 1209, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2036, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2036, negative conditional: 1984, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68539, positive: 31217, positive conditional: 17762, positive unconditional: 13455, negative: 35930, negative conditional: 34145, negative unconditional: 1785, unknown: 1392, unknown conditional: 1209, unknown unconditional: 183] , Statistics on independence cache: Total cache size (in pairs): 1392, Positive cache size: 180, Positive conditional cache size: 0, Positive unconditional cache size: 180, Negative cache size: 1212, Negative conditional cache size: 1209, Negative unconditional cache size: 3, Eliminated conditions: 11158, Maximal queried relation: 38, Independence queries for same thread: 6270 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 87]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - TimeoutResultAtElement [Line: 87]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 284 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 770370.2ms, OverallIterations: 38, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 509311.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1484, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 482.3ms SsaConstructionTime, 2153.3ms SatisfiabilityAnalysisTime, 209317.6ms InterpolantComputationTime, 5752 NumberOfCodeBlocks, 5752 NumberOfCodeBlocksAsserted, 327 NumberOfCheckSat, 5676 ConstructedInterpolants, 0 QuantifiedInterpolants, 170505 SizeOfPredicates, 499 NumberOfNonLiveVariables, 11073 ConjunctsInSsa, 2971 ConjunctsInUnsatCore, 76 InterpolantComputations, 0 PerfectInterpolantSequences, 9520/30774 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown