/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk30/06-symbeq_10-equ_rc.line448.bpl


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


This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m
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[2022-10-24 21:21:12,634 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf
[2022-10-24 21:21:12,661 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-24 21:21:12,661 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-24 21:21:12,661 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-10-24 21:21:12,661 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-10-24 21:21:12,662 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-10-24 21:21:12,662 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-10-24 21:21:12,664 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-24 21:21:12,664 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-24 21:21:12,664 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-10-24 21:21:12,664 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-10-24 21:21:12,665 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-10-24 21:21:12,666 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-24 21:21:12,666 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-24 21:21:12,666 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2022-10-24 21:21:12,667 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER
[2022-10-24 21:21:12,942 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-24 21:21:12,968 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-24 21:21:12,970 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-24 21:21:12,970 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2022-10-24 21:21:12,971 INFO  L275        PluginConnector]: Boogie PL CUP Parser initialized
[2022-10-24 21:21:12,972 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk30/06-symbeq_10-equ_rc.line448.bpl
[2022-10-24 21:21:12,972 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk30/06-symbeq_10-equ_rc.line448.bpl'
[2022-10-24 21:21:13,006 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-24 21:21:13,007 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2022-10-24 21:21:13,008 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-10-24 21:21:13,008 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-10-24 21:21:13,008 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-10-24 21:21:13,015 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,030 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,035 INFO  L138                Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0
[2022-10-24 21:21:13,037 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-10-24 21:21:13,037 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-24 21:21:13,037 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-24 21:21:13,038 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-24 21:21:13,043 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,043 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,058 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,058 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,068 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,069 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,070 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,072 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-24 21:21:13,073 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-24 21:21:13,073 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-24 21:21:13,073 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-24 21:21:13,081 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/1) ...
[2022-10-24 21:21:13,085 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-24 21:21:13,091 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-24 21:21:13,112 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)
[2022-10-24 21:21:13,127 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
[2022-10-24 21:21:13,146 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-24 21:21:13,146 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-24 21:21:13,146 INFO  L130     BoogieDeclarations]: Found specification of procedure t_fun
[2022-10-24 21:21:13,146 INFO  L138     BoogieDeclarations]: Found implementation of procedure t_fun
[2022-10-24 21:21:13,147 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-10-24 21:21:13,251 INFO  L234             CfgBuilder]: Building ICFG
[2022-10-24 21:21:13,252 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-24 21:21:13,488 INFO  L275             CfgBuilder]: Performing block encoding
[2022-10-24 21:21:13,496 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-24 21:21:13,496 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-10-24 21:21:13,498 INFO  L202        PluginConnector]: Adding new model 06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:21:13 BoogieIcfgContainer
[2022-10-24 21:21:13,498 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-24 21:21:13,499 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-10-24 21:21:13,499 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-10-24 21:21:13,501 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-10-24 21:21:13,501 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 09:21:13" (1/2) ...
[2022-10-24 21:21:13,502 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367c1e6 and model type 06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:21:13, skipping insertion in model container
[2022-10-24 21:21:13,502 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:21:13" (2/2) ...
[2022-10-24 21:21:13,502 INFO  L112   eAbstractionObserver]: Analyzing ICFG 06-symbeq_10-equ_rc.line448.bpl
[2022-10-24 21:21:13,517 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-10-24 21:21:13,523 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-10-24 21:21:13,523 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-10-24 21:21:13,523 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-10-24 21:21:13,589 INFO  L144    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-10-24 21:21:13,631 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-24 21:21:13,631 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-10-24 21:21:13,632 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-24 21:21:13,634 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)
[2022-10-24 21:21:13,659 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
[2022-10-24 21:21:13,664 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-10-24 21:21:13,669 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ========
[2022-10-24 21:21:13,680 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c836d2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-24 21:21:13,680 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-10-24 21:21:13,718 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-24 21:21:13,721 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-24 21:21:13,721 INFO  L85        PathProgramCache]: Analyzing trace with hash 1834568012, now seen corresponding path program 1 times
[2022-10-24 21:21:13,727 INFO  L118   FreeRefinementEngine]: Executing refinement strategy BADGER
[2022-10-24 21:21:13,727 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227012219]
[2022-10-24 21:21:13,728 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-24 21:21:13,728 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-24 21:21:13,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-24 21:21:14,359 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-24 21:21:14,360 INFO  L136   FreeRefinementEngine]: Strategy BADGER found an infeasible trace
[2022-10-24 21:21:14,360 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227012219]
[2022-10-24 21:21:14,360 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227012219] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-24 21:21:14,361 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-24 21:21:14,361 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2022-10-24 21:21:14,362 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435267528]
[2022-10-24 21:21:14,362 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-24 21:21:14,369 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2022-10-24 21:21:14,369 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER
[2022-10-24 21:21:14,387 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2022-10-24 21:21:14,388 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182
[2022-10-24 21:21:14,389 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-24 21:21:14,390 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-24 21:21:14,392 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 13 states have (on average 10.76923076923077) internal successors, (140), 14 states have internal predecessors, (140), 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)
[2022-10-24 21:21:14,392 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-24 21:21:14,790 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-24 21:21:14,791 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-10-24 21:21:14,791 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-24 21:21:14,791 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-24 21:21:14,791 INFO  L85        PathProgramCache]: Analyzing trace with hash 1178212545, now seen corresponding path program 1 times
[2022-10-24 21:21:14,792 INFO  L118   FreeRefinementEngine]: Executing refinement strategy BADGER
[2022-10-24 21:21:14,792 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310486690]
[2022-10-24 21:21:14,792 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-24 21:21:14,792 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-24 21:21:14,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-24 21:21:14,998 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-24 21:21:14,999 INFO  L136   FreeRefinementEngine]: Strategy BADGER found an infeasible trace
[2022-10-24 21:21:14,999 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310486690]
[2022-10-24 21:21:14,999 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310486690] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-24 21:21:14,999 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-24 21:21:14,999 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2022-10-24 21:21:14,999 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085179059]
[2022-10-24 21:21:14,999 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-24 21:21:15,001 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2022-10-24 21:21:15,001 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER
[2022-10-24 21:21:15,001 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2022-10-24 21:21:15,001 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110
[2022-10-24 21:21:15,001 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-24 21:21:15,002 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-24 21:21:15,002 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 10 states have (on average 14.0) internal successors, (140), 11 states have internal predecessors, (140), 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)
[2022-10-24 21:21:15,002 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-24 21:21:15,002 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-24 21:21:15,260 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-24 21:21:15,260 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2022-10-24 21:21:15,263 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining)
[2022-10-24 21:21:15,263 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-10-24 21:21:15,277 INFO  L444         BasicCegarLoop]: Path program histogram: [1, 1]
[2022-10-24 21:21:15,280 INFO  L307   ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/2)
[2022-10-24 21:21:15,284 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-24 21:21:15,284 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-10-24 21:21:15,284 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-24 21:21:15,286 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-10-24 21:21:15,287 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process
[2022-10-24 21:21:15,289 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-10-24 21:21:15,289 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ========
[2022-10-24 21:21:15,290 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c836d2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-24 21:21:15,290 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-10-24 21:21:15,294 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining)
[2022-10-24 21:21:15,295 INFO  L444         BasicCegarLoop]: Path program histogram: []
[2022-10-24 21:21:15,295 INFO  L307   ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/2)
[2022-10-24 21:21:15,295 INFO  L228   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-10-24 21:21:15,296 INFO  L178   ceAbstractionStarter]: Computing trace abstraction results
[2022-10-24 21:21:15,304 INFO  L202        PluginConnector]: Adding new model 06-symbeq_10-equ_rc.line448.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:21:15 BasicIcfg
[2022-10-24 21:21:15,304 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-10-24 21:21:15,305 INFO  L158              Benchmark]: Toolchain (without parser) took 2297.22ms. Allocated memory was 207.6MB in the beginning and 275.8MB in the end (delta: 68.2MB). Free memory was 186.4MB in the beginning and 209.0MB in the end (delta: -22.6MB). Peak memory consumption was 45.6MB. Max. memory is 8.0GB.
[2022-10-24 21:21:15,305 INFO  L158              Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 207.6MB. Free memory is still 188.6MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-10-24 21:21:15,305 INFO  L158              Benchmark]: Boogie Procedure Inliner took 28.76ms. Allocated memory is still 207.6MB. Free memory was 186.3MB in the beginning and 184.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB.
[2022-10-24 21:21:15,305 INFO  L158              Benchmark]: Boogie Preprocessor took 35.00ms. Allocated memory is still 207.6MB. Free memory was 184.6MB in the beginning and 183.0MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
[2022-10-24 21:21:15,306 INFO  L158              Benchmark]: RCFGBuilder took 425.04ms. Allocated memory is still 207.6MB. Free memory was 183.0MB in the beginning and 186.4MB in the end (delta: -3.3MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB.
[2022-10-24 21:21:15,306 INFO  L158              Benchmark]: TraceAbstraction took 1804.90ms. Allocated memory was 207.6MB in the beginning and 275.8MB in the end (delta: 68.2MB). Free memory was 185.6MB in the beginning and 209.0MB in the end (delta: -23.4MB). Peak memory consumption was 44.5MB. Max. memory is 8.0GB.
[2022-10-24 21:21:15,308 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 0.10ms. Allocated memory is still 207.6MB. Free memory is still 188.6MB. There was no memory consumed. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 28.76ms. Allocated memory is still 207.6MB. Free memory was 186.3MB in the beginning and 184.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB.
 * Boogie Preprocessor took 35.00ms. Allocated memory is still 207.6MB. Free memory was 184.6MB in the beginning and 183.0MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 425.04ms. Allocated memory is still 207.6MB. Free memory was 183.0MB in the beginning and 186.4MB in the end (delta: -3.3MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB.
 * TraceAbstraction took 1804.90ms. Allocated memory was 207.6MB in the beginning and 275.8MB in the end (delta: 68.2MB). Free memory was 185.6MB in the beginning and 209.0MB in the end (delta: -23.4MB). Peak memory consumption was 44.5MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation #1 benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1449, positive: 1422, positive conditional: 1422, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1446, positive: 1422, positive conditional: 1422, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1446, positive: 1422, positive conditional: 1422, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1486, positive: 1422, positive conditional: 0, positive unconditional: 1422, negative: 64, negative conditional: 40, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1486, positive: 1422, positive conditional: 0, positive unconditional: 1422, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1486, positive: 1422, positive conditional: 0, positive unconditional: 1422, negative: 64, negative conditional: 9, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 420, positive: 406, positive conditional: 0, positive unconditional: 406, negative: 14, negative conditional: 6, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 420, positive: 406, positive conditional: 0, positive unconditional: 406, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 3, unknown conditional: 2, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 10, negative unconditional: 30, unknown: 11, unknown conditional: 6, unknown unconditional: 5]  ], Cache Queries: [ total: 1486, positive: 1016, positive conditional: 0, positive unconditional: 1016, negative: 50, negative conditional: 3, negative unconditional: 47, unknown: 420, unknown conditional: 6, unknown unconditional: 414] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 406, Positive conditional cache size: 0, Positive unconditional cache size: 406, Negative cache size: 14, Negative conditional cache size: 6, Negative unconditional cache size: 8, Eliminated conditions: 31, Maximal queried relation: 2, Independence queries for same thread: 3
  - StatisticsResult: Independence relation #1 benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 1
  - PositiveResult [Line: 448]: assertion always holds
    For all program executions holds that assertion always holds at this location
  - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances
    CFG has 3 procedures, 212 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 280 NumberOfCodeBlocks, 280 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 1613 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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
  - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances
    CFG has 3 procedures, 212 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-10-24 21:21:15,330 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0
[2022-10-24 21:21:15,546 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2022-10-24 21:21:15,760 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...