/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl
--------------------------------------------------------------------------------
This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m
[2024-04-28 15:23:21,494 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-04-28 15:23:21,533 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf
[2024-04-28 15:23:21,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-04-28 15:23:21,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-04-28 15:23:21,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-04-28 15:23:21,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-04-28 15:23:21,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-04-28 15:23:21,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-04-28 15:23:21,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-04-28 15:23:21,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-04-28 15:23:21,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-04-28 15:23:21,553 INFO L153 SettingsManager]: * Use SBE=true
[2024-04-28 15:23:21,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-04-28 15:23:21,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-04-28 15:23:21,554 INFO L153 SettingsManager]: * sizeof long=4
[2024-04-28 15:23:21,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-04-28 15:23:21,555 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-04-28 15:23:21,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-04-28 15:23:21,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-04-28 15:23:21,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-04-28 15:23:21,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-04-28 15:23:21,559 INFO L153 SettingsManager]: * sizeof long double=12
[2024-04-28 15:23:21,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-04-28 15:23:21,561 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-04-28 15:23:21,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-04-28 15:23:21,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-04-28 15:23:21,562 INFO L153 SettingsManager]: * To the following directory=./dump/
[2024-04-28 15:23:21,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-04-28 15:23:21,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-28 15:23:21,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-04-28 15:23:21,563 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-04-28 15:23:21,564 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-04-28 15:23:21,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10
[2024-04-28 15:23:21,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-04-28 15:23:21,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-04-28 15:23:21,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-04-28 15:23:21,802 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser...
[2024-04-28 15:23:21,803 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized
[2024-04-28 15:23:21,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl
[2024-04-28 15:23:21,805 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl'
[2024-04-28 15:23:21,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-04-28 15:23:21,821 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-04-28 15:23:21,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-04-28 15:23:21,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-04-28 15:23:21,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-04-28 15:23:21,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,880 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0
[2024-04-28 15:23:21,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-04-28 15:23:21,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-04-28 15:23:21,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-04-28 15:23:21,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-04-28 15:23:21,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-04-28 15:23:21,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-04-28 15:23:21,907 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-04-28 15:23:21,908 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-04-28 15:23:21,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/1) ...
[2024-04-28 15:23:21,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-28 15:23:21,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:21,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-04-28 15:23:21,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-04-28 15:23:21,996 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration
[2024-04-28 15:23:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2024-04-28 15:23:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2024-04-28 15:23:21,997 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration
[2024-04-28 15:23:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2024-04-28 15:23:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2024-04-28 15:23:21,997 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2024-04-28 15:23:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-04-28 15:23:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-04-28 15:23:21,998 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-04-28 15:23:22,036 INFO L241 CfgBuilder]: Building ICFG
[2024-04-28 15:23:22,038 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-04-28 15:23:22,116 INFO L282 CfgBuilder]: Performing block encoding
[2024-04-28 15:23:22,133 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-04-28 15:23:22,133 INFO L309 CfgBuilder]: Removed 0 assume(true) statements.
[2024-04-28 15:23:22,135 INFO L201 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 03:23:22 BoogieIcfgContainer
[2024-04-28 15:23:22,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-04-28 15:23:22,137 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-04-28 15:23:22,137 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-04-28 15:23:22,142 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-04-28 15:23:22,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:23:21" (1/2) ...
[2024-04-28 15:23:22,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54837aaa and model type nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 03:23:22, skipping insertion in model container
[2024-04-28 15:23:22,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 03:23:22" (2/2) ...
[2024-04-28 15:23:22,145 INFO L112 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr-alt.wvr.bpl
[2024-04-28 15:23:22,155 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2024-04-28 15:23:22,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-04-28 15:23:22,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-04-28 15:23:22,162 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-04-28 15:23:22,188 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2024-04-28 15:23:22,216 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-04-28 15:23:22,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-04-28 15:23:22,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:22,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-04-28 15:23:22,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-04-28 15:23:22,246 INFO L187 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-04-28 15:23:22,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:22,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-04-28 15:23:22,268 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@20f1522f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-04-28 15:23:22,268 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2024-04-28 15:23:22,305 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:22,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:22,306 INFO L85 PathProgramCache]: Analyzing trace with hash 746724219, now seen corresponding path program 1 times
[2024-04-28 15:23:22,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:22,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482875573]
[2024-04-28 15:23:22,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:22,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:22,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:22,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:22,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482875573]
[2024-04-28 15:23:22,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482875573] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 15:23:22,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 15:23:22,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-04-28 15:23:22,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416620423]
[2024-04-28 15:23:22,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 15:23:22,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-04-28 15:23:22,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:22,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-04-28 15:23:22,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-04-28 15:23:22,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:22,480 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:22,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:22,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:22,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-04-28 15:23:22,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:22,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:22,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1125592479, now seen corresponding path program 1 times
[2024-04-28 15:23:22,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:22,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963939045]
[2024-04-28 15:23:22,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:22,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:22,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:22,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963939045]
[2024-04-28 15:23:22,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963939045] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 15:23:22,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 15:23:22,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-04-28 15:23:22,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021159407]
[2024-04-28 15:23:22,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 15:23:22,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-04-28 15:23:22,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:22,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-04-28 15:23:22,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-04-28 15:23:22,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:22,594 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:22,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:22,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:22,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:22,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:22,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:22,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-04-28 15:23:22,637 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:22,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:22,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1374625601, now seen corresponding path program 1 times
[2024-04-28 15:23:22,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:22,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390470834]
[2024-04-28 15:23:22,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:22,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:23,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:23,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:23,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390470834]
[2024-04-28 15:23:23,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390470834] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:23,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431892086]
[2024-04-28 15:23:23,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:23,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:23,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:23,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:23,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-04-28 15:23:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:23,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 15 conjunts are in the unsatisfiable core
[2024-04-28 15:23:23,098 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:23,409 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:23,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431892086] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:23,921 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:23,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 24
[2024-04-28 15:23:23,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249978909]
[2024-04-28 15:23:23,921 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:23,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states
[2024-04-28 15:23:23,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:23,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants.
[2024-04-28 15:23:23,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=481, Unknown=0, NotChecked=0, Total=600
[2024-04-28 15:23:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:23,937 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:23,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.96) internal successors, (49), 24 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)
[2024-04-28 15:23:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:24,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:24,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:24,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2024-04-28 15:23:24,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-04-28 15:23:24,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2
[2024-04-28 15:23:24,387 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:24,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:24,388 INFO L85 PathProgramCache]: Analyzing trace with hash 366696101, now seen corresponding path program 2 times
[2024-04-28 15:23:24,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:24,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423320996]
[2024-04-28 15:23:24,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:24,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:24,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:24,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423320996]
[2024-04-28 15:23:24,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423320996] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:24,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840873489]
[2024-04-28 15:23:24,594 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-04-28 15:23:24,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:24,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:24,609 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:24,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-04-28 15:23:24,637 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-04-28 15:23:24,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-28 15:23:24,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 20 conjunts are in the unsatisfiable core
[2024-04-28 15:23:24,638 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:24,872 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:25,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840873489] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:25,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:25,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28
[2024-04-28 15:23:25,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313904701]
[2024-04-28 15:23:25,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:25,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2024-04-28 15:23:25,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:25,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2024-04-28 15:23:25,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=673, Unknown=0, NotChecked=0, Total=812
[2024-04-28 15:23:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:25,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:25,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.896551724137931) internal successors, (55), 28 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:25,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:25,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:25,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states.
[2024-04-28 15:23:25,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:25,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:25,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:25,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2024-04-28 15:23:25,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states.
[2024-04-28 15:23:25,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:25,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:25,972 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:25,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:25,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1810280505, now seen corresponding path program 3 times
[2024-04-28 15:23:25,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:25,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436164511]
[2024-04-28 15:23:25,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:25,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:26,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:26,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436164511]
[2024-04-28 15:23:26,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436164511] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:26,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393433075]
[2024-04-28 15:23:26,129 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-04-28 15:23:26,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:26,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:26,130 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:26,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-04-28 15:23:26,151 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s)
[2024-04-28 15:23:26,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-28 15:23:26,152 WARN L260 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 24 conjunts are in the unsatisfiable core
[2024-04-28 15:23:26,153 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:26,345 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:26,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393433075] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:26,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:26,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11] total 28
[2024-04-28 15:23:26,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361880662]
[2024-04-28 15:23:26,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:26,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2024-04-28 15:23:26,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:26,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2024-04-28 15:23:26,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=690, Unknown=0, NotChecked=0, Total=812
[2024-04-28 15:23:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:26,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:26,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.0689655172413794) internal successors, (60), 28 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:26,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:26,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:26,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states.
[2024-04-28 15:23:26,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states.
[2024-04-28 15:23:26,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:27,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:27,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:27,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:27,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states.
[2024-04-28 15:23:27,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states.
[2024-04-28 15:23:27,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:27,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:27,449 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:27,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:27,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1804377085, now seen corresponding path program 4 times
[2024-04-28 15:23:27,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:27,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880370626]
[2024-04-28 15:23:27,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:27,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-04-28 15:23:27,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:27,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880370626]
[2024-04-28 15:23:27,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880370626] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:27,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140071201]
[2024-04-28 15:23:27,616 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-04-28 15:23:27,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:27,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:27,617 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:27,640 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-04-28 15:23:27,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-28 15:23:27,641 WARN L260 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 25 conjunts are in the unsatisfiable core
[2024-04-28 15:23:27,642 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:27,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-04-28 15:23:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:27,860 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:28,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140071201] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:28,103 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:28,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11] total 28
[2024-04-28 15:23:28,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840188682]
[2024-04-28 15:23:28,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:28,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2024-04-28 15:23:28,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:28,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2024-04-28 15:23:28,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=679, Unknown=0, NotChecked=0, Total=812
[2024-04-28 15:23:28,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:28,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:28,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.103448275862069) internal successors, (61), 28 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states.
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states.
[2024-04-28 15:23:28,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states.
[2024-04-28 15:23:29,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:29,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5
[2024-04-28 15:23:29,247 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:29,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:29,247 INFO L85 PathProgramCache]: Analyzing trace with hash -307619607, now seen corresponding path program 5 times
[2024-04-28 15:23:29,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:29,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88636633]
[2024-04-28 15:23:29,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:29,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-04-28 15:23:29,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:29,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88636633]
[2024-04-28 15:23:29,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88636633] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:29,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868965924]
[2024-04-28 15:23:29,461 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-04-28 15:23:29,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:29,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:29,464 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:29,489 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s)
[2024-04-28 15:23:29,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-28 15:23:29,490 WARN L260 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 27 conjunts are in the unsatisfiable core
[2024-04-28 15:23:29,491 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:29,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-04-28 15:23:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:29,730 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:30,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868965924] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:30,126 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:30,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13, 13] total 31
[2024-04-28 15:23:30,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269898575]
[2024-04-28 15:23:30,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:30,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states
[2024-04-28 15:23:30,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:30,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants.
[2024-04-28 15:23:30,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=856, Unknown=0, NotChecked=0, Total=992
[2024-04-28 15:23:30,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:30,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:30,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.0) internal successors, (64), 31 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states.
[2024-04-28 15:23:30,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states.
[2024-04-28 15:23:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states.
[2024-04-28 15:23:31,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:31,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:31,445 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:31,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:31,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1287614197, now seen corresponding path program 6 times
[2024-04-28 15:23:31,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:31,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63698606]
[2024-04-28 15:23:31,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:31,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:31,607 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-04-28 15:23:31,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:31,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63698606]
[2024-04-28 15:23:31,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63698606] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:31,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146642121]
[2024-04-28 15:23:31,607 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-04-28 15:23:31,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:31,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:31,609 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:31,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-04-28 15:23:31,633 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s)
[2024-04-28 15:23:31,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-04-28 15:23:31,633 WARN L260 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 33 conjunts are in the unsatisfiable core
[2024-04-28 15:23:31,634 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:31,887 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:32,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146642121] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:32,104 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:32,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14, 12] total 30
[2024-04-28 15:23:32,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377076147]
[2024-04-28 15:23:32,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:32,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states
[2024-04-28 15:23:32,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:32,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2024-04-28 15:23:32,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=799, Unknown=0, NotChecked=0, Total=930
[2024-04-28 15:23:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:32,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:32,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 2.225806451612903) internal successors, (69), 30 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:32,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:32,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:32,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states.
[2024-04-28 15:23:32,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:32,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:32,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states.
[2024-04-28 15:23:32,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states.
[2024-04-28 15:23:32,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:34,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:34,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:34,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-04-28 15:23:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states.
[2024-04-28 15:23:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states.
[2024-04-28 15:23:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states.
[2024-04-28 15:23:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states.
[2024-04-28 15:23:34,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:34,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7
[2024-04-28 15:23:34,509 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-04-28 15:23:34,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 15:23:34,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1351598649, now seen corresponding path program 7 times
[2024-04-28 15:23:34,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 15:23:34,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953607195]
[2024-04-28 15:23:34,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 15:23:34,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 15:23:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked.
[2024-04-28 15:23:34,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 15:23:34,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953607195]
[2024-04-28 15:23:34,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953607195] provided 0 perfect and 1 imperfect interpolant sequences
[2024-04-28 15:23:34,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58104367]
[2024-04-28 15:23:34,754 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-04-28 15:23:34,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:34,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 15:23:34,755 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-04-28 15:23:34,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-04-28 15:23:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 15:23:34,785 WARN L260 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 49 conjunts are in the unsatisfiable core
[2024-04-28 15:23:34,786 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2024-04-28 15:23:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:35,140 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2024-04-28 15:23:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 15:23:35,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58104367] provided 0 perfect and 2 imperfect interpolant sequences
[2024-04-28 15:23:35,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-04-28 15:23:35,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 18, 15] total 39
[2024-04-28 15:23:35,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966892360]
[2024-04-28 15:23:35,606 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-04-28 15:23:35,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states
[2024-04-28 15:23:35,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 15:23:35,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants.
[2024-04-28 15:23:35,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=1315, Unknown=0, NotChecked=0, Total=1560
[2024-04-28 15:23:35,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:35,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 15:23:35,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.175) internal successors, (87), 39 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states.
[2024-04-28 15:23:35,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states.
[2024-04-28 15:23:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states.
[2024-04-28 15:23:39,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states.
[2024-04-28 15:23:39,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states.
[2024-04-28 15:23:39,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states.
[2024-04-28 15:23:39,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining)
[2024-04-28 15:23:39,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining)
[2024-04-28 15:23:39,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining)
[2024-04-28 15:23:39,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-04-28 15:23:39,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-04-28 15:23:39,905 INFO L448 BasicCegarLoop]: Path program histogram: [7, 1, 1]
[2024-04-28 15:23:39,907 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-04-28 15:23:39,908 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2024-04-28 15:23:39,910 INFO L201 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 03:23:39 BasicIcfg
[2024-04-28 15:23:39,910 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-04-28 15:23:39,911 INFO L158 Benchmark]: Toolchain (without parser) took 18089.35ms. Allocated memory was 196.1MB in the beginning and 547.4MB in the end (delta: 351.3MB). Free memory was 159.4MB in the beginning and 357.1MB in the end (delta: -197.7MB). Peak memory consumption was 155.3MB. Max. memory is 8.0GB.
[2024-04-28 15:23:39,911 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 196.1MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 8.0GB.
[2024-04-28 15:23:39,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.73ms. Allocated memory was 196.1MB in the beginning and 379.6MB in the end (delta: 183.5MB). Free memory was 159.4MB in the beginning and 350.4MB in the end (delta: -191.0MB). Peak memory consumption was 4.9MB. Max. memory is 8.0GB.
[2024-04-28 15:23:39,912 INFO L158 Benchmark]: Boogie Preprocessor took 13.11ms. Allocated memory is still 379.6MB. Free memory was 350.4MB in the beginning and 349.4MB in the end (delta: 945.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2024-04-28 15:23:39,912 INFO L158 Benchmark]: RCFGBuilder took 227.84ms. Allocated memory is still 379.6MB. Free memory was 349.3MB in the beginning and 339.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
[2024-04-28 15:23:39,912 INFO L158 Benchmark]: TraceAbstraction took 17773.62ms. Allocated memory was 379.6MB in the beginning and 547.4MB in the end (delta: 167.8MB). Free memory was 338.4MB in the beginning and 357.1MB in the end (delta: -18.6MB). Peak memory consumption was 150.4MB. Max. memory is 8.0GB.
[2024-04-28 15:23:39,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Boogie PL CUP Parser took 0.09ms. Allocated memory is still 196.1MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 59.73ms. Allocated memory was 196.1MB in the beginning and 379.6MB in the end (delta: 183.5MB). Free memory was 159.4MB in the beginning and 350.4MB in the end (delta: -191.0MB). Peak memory consumption was 4.9MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 13.11ms. Allocated memory is still 379.6MB. Free memory was 350.4MB in the beginning and 349.4MB in the end (delta: 945.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
* RCFGBuilder took 227.84ms. Allocated memory is still 379.6MB. Free memory was 349.3MB in the beginning and 339.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
* TraceAbstraction took 17773.62ms. Allocated memory was 379.6MB in the beginning and 547.4MB in the end (delta: 167.8MB). Free memory was 338.4MB in the beginning and 357.1MB in the end (delta: -18.6MB). Peak memory consumption was 150.4MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3600, independent: 2603, independent conditional: 2565, independent unconditional: 38, dependent: 997, dependent conditional: 973, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2615, independent: 2603, independent conditional: 2565, independent unconditional: 38, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2615, independent: 2603, independent conditional: 2565, independent unconditional: 38, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2615, independent: 2603, independent conditional: 2565, independent unconditional: 38, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1328, independent unconditional: 1275, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1186, independent unconditional: 1417, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1186, independent unconditional: 1417, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 106, independent: 61, independent conditional: 19, independent unconditional: 42, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 106, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, independent: 32, independent conditional: 32, independent unconditional: 0, dependent: 88, dependent conditional: 79, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2759, independent: 2542, independent conditional: 1167, independent unconditional: 1375, dependent: 111, dependent conditional: 64, dependent unconditional: 47, unknown: 106, unknown conditional: 62, unknown unconditional: 44] , Statistics on independence cache: Total cache size (in pairs): 106, Positive cache size: 61, Positive conditional cache size: 19, Positive unconditional cache size: 42, Negative cache size: 45, Negative conditional cache size: 43, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 142, Maximal queried relation: 9, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1328, independent unconditional: 1275, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1186, independent unconditional: 1417, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2759, independent: 2603, independent conditional: 1186, independent unconditional: 1417, dependent: 156, dependent conditional: 107, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 106, independent: 61, independent conditional: 19, independent unconditional: 42, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 106, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 45, dependent conditional: 43, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, independent: 32, independent conditional: 32, independent unconditional: 0, dependent: 88, dependent conditional: 79, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2759, independent: 2542, independent conditional: 1167, independent unconditional: 1375, dependent: 111, dependent conditional: 64, dependent unconditional: 47, unknown: 106, unknown conditional: 62, unknown unconditional: 44] , Statistics on independence cache: Total cache size (in pairs): 106, Positive cache size: 61, Positive conditional cache size: 19, Positive unconditional cache size: 42, Negative cache size: 45, Negative conditional cache size: 43, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 142 ], Independence queries for same thread: 985
- PositiveResult [Line: 50]: assertion always holds
For all program executions holds that assertion always holds at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 9.8s, 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: 378, 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, 5.9s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 528 ConstructedInterpolants, 0 QuantifiedInterpolants, 6400 SizeOfPredicates, 42 NumberOfNonLiveVariables, 366 ConjunctsInSsa, 193 ConjunctsInUnsatCore, 23 InterpolantComputations, 2 PerfectInterpolantSequences, 32/331 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityImperfectProofs: 0
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-04-28 15:23:39,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2024-04-28 15:23:40,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...