/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-12.i


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


This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-fffa3fa-m
[2023-09-04 21:25:47,527 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-09-04 21:25:47,600 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf
[2023-09-04 21:25:47,606 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-09-04 21:25:47,606 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-09-04 21:25:47,606 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2023-09-04 21:25:47,632 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-09-04 21:25:47,633 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-09-04 21:25:47,633 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-09-04 21:25:47,634 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-09-04 21:25:47,634 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-09-04 21:25:47,635 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-09-04 21:25:47,635 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-09-04 21:25:47,635 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-09-04 21:25:47,636 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-09-04 21:25:47,636 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-09-04 21:25:47,636 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-09-04 21:25:47,637 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-09-04 21:25:47,637 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-09-04 21:25:47,637 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-09-04 21:25:47,637 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-09-04 21:25:47,641 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-09-04 21:25:47,641 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-09-04 21:25:47,641 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-09-04 21:25:47,642 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-09-04 21:25:47,645 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-09-04 21:25:47,645 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-09-04 21:25:47,645 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-09-04 21:25:47,646 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2023-09-04 21:25:47,646 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-09-04 21:25:47,646 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-09-04 21:25:47,646 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-09-04 21:25:47,646 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-09-04 21:25:47,647 INFO  L153        SettingsManager]:  * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL
[2023-09-04 21:25:47,647 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-09-04 21:25:47,647 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-09-04 21:25:47,647 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-09-04 21:25:47,647 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-09-04 21:25:47,648 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2023-09-04 21:25:47,648 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-09-04 21:25:47,648 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS
[2023-09-04 21:25:47,649 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2023-09-04 21:25:47,893 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-09-04 21:25:47,918 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-09-04 21:25:47,920 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-09-04 21:25:47,921 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-09-04 21:25:47,921 INFO  L274        PluginConnector]: CDTParser initialized
[2023-09-04 21:25:47,922 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_safe-12.i
[2023-09-04 21:25:49,112 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-09-04 21:25:49,378 INFO  L384              CDTParser]: Found 1 translation units.
[2023-09-04 21:25:49,378 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-12.i
[2023-09-04 21:25:49,390 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ae79d337/c2c0ed18f7ab48fb8596dbf09c28d10f/FLAG333565dd3
[2023-09-04 21:25:49,406 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ae79d337/c2c0ed18f7ab48fb8596dbf09c28d10f
[2023-09-04 21:25:49,408 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-09-04 21:25:49,413 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-09-04 21:25:49,417 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-09-04 21:25:49,417 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-09-04 21:25:49,420 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-09-04 21:25:49,420 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,421 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66838b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49, skipping insertion in model container
[2023-09-04 21:25:49,421 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,474 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2023-09-04 21:25:49,751 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-12.i[30241,30254]
[2023-09-04 21:25:49,770 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-09-04 21:25:49,779 INFO  L201         MainTranslator]: Completed pre-run
[2023-09-04 21:25:49,811 WARN  L75    lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [229]
[2023-09-04 21:25:49,813 WARN  L75    lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [230]
[2023-09-04 21:25:49,822 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-12.i[30241,30254]
[2023-09-04 21:25:49,832 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-09-04 21:25:49,859 WARN  L669               CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-09-04 21:25:49,859 WARN  L669               CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-09-04 21:25:49,866 INFO  L206         MainTranslator]: Completed translation
[2023-09-04 21:25:49,866 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49 WrapperNode
[2023-09-04 21:25:49,866 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-09-04 21:25:49,867 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-09-04 21:25:49,867 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-09-04 21:25:49,867 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-09-04 21:25:49,874 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,897 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,914 INFO  L138                Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76
[2023-09-04 21:25:49,915 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-09-04 21:25:49,915 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-09-04 21:25:49,915 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-09-04 21:25:49,915 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-09-04 21:25:49,922 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,922 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,926 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,926 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,933 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,935 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,937 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,938 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,940 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-09-04 21:25:49,941 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-09-04 21:25:49,941 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-09-04 21:25:49,941 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-09-04 21:25:49,942 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (1/1) ...
[2023-09-04 21:25:49,958 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-09-04 21:25:49,970 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:49,994 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-09-04 21:25:50,023 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-09-04 21:25:50,044 INFO  L130     BoogieDeclarations]: Found specification of procedure t1
[2023-09-04 21:25:50,045 INFO  L138     BoogieDeclarations]: Found implementation of procedure t1
[2023-09-04 21:25:50,045 INFO  L130     BoogieDeclarations]: Found specification of procedure t2
[2023-09-04 21:25:50,045 INFO  L138     BoogieDeclarations]: Found implementation of procedure t2
[2023-09-04 21:25:50,045 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-09-04 21:25:50,046 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-09-04 21:25:50,046 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-09-04 21:25:50,047 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-09-04 21:25:50,047 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-09-04 21:25:50,047 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-09-04 21:25:50,047 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-09-04 21:25:50,047 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-09-04 21:25:50,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-09-04 21:25:50,049 WARN  L210             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-09-04 21:25:50,201 INFO  L236             CfgBuilder]: Building ICFG
[2023-09-04 21:25:50,203 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-09-04 21:25:50,402 INFO  L277             CfgBuilder]: Performing block encoding
[2023-09-04 21:25:50,411 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-09-04 21:25:50,411 INFO  L302             CfgBuilder]: Removed 3 assume(true) statements.
[2023-09-04 21:25:50,413 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:25:50 BoogieIcfgContainer
[2023-09-04 21:25:50,414 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-09-04 21:25:50,417 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-09-04 21:25:50,417 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-09-04 21:25:50,420 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-09-04 21:25:50,420 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:25:49" (1/3) ...
[2023-09-04 21:25:50,421 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab20aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:25:50, skipping insertion in model container
[2023-09-04 21:25:50,422 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:25:49" (2/3) ...
[2023-09-04 21:25:50,422 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab20aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:25:50, skipping insertion in model container
[2023-09-04 21:25:50,423 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:25:50" (3/3) ...
[2023-09-04 21:25:50,424 INFO  L112   eAbstractionObserver]: Analyzing ICFG fib_safe-12.i
[2023-09-04 21:25:50,431 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-09-04 21:25:50,439 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-09-04 21:25:50,440 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-09-04 21:25:50,440 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-09-04 21:25:50,503 INFO  L144    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-09-04 21:25:50,540 INFO  L103   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-09-04 21:25:50,541 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-09-04 21:25:50,541 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:50,544 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2023-09-04 21:25:50,567 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2023-09-04 21:25:50,602 INFO  L166   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-09-04 21:25:50,609 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-09-04 21:25:50,616 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4881ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-09-04 21:25:50,616 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:25:51,549 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:25:51,552 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:25:51,553 INFO  L85        PathProgramCache]: Analyzing trace with hash 1875915451, now seen corresponding path program 1 times
[2023-09-04 21:25:51,559 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:25:51,560 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922657238]
[2023-09-04 21:25:51,560 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:25:51,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:25:51,694 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:25:51,979 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:51,979 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:25:51,980 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922657238]
[2023-09-04 21:25:51,980 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922657238] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:25:51,980 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477133908]
[2023-09-04 21:25:51,981 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:25:51,981 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:51,981 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:52,029 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:25:52,030 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-09-04 21:25:52,117 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:25:52,120 INFO  L262         TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-09-04 21:25:52,124 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:25:52,223 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:52,224 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-04 21:25:52,287 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:52,288 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [477133908] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-04 21:25:52,288 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-04 21:25:52,288 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10
[2023-09-04 21:25:52,290 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286539511]
[2023-09-04 21:25:52,291 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-04 21:25:52,304 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2023-09-04 21:25:52,304 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:25:52,325 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2023-09-04 21:25:52,326 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2023-09-04 21:25:52,326 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:25:52,328 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:25:52,329 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-09-04 21:25:52,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:25:52,424 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:52,433 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2023-09-04 21:25:52,633 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2023-09-04 21:25:52,633 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:25:52,634 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:25:52,634 INFO  L85        PathProgramCache]: Analyzing trace with hash -1053492738, now seen corresponding path program 2 times
[2023-09-04 21:25:52,634 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:25:52,634 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081804258]
[2023-09-04 21:25:52,634 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:25:52,635 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:25:52,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:25:52,928 INFO  L134       CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:52,929 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:25:52,929 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081804258]
[2023-09-04 21:25:52,929 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081804258] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:25:52,929 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245759858]
[2023-09-04 21:25:52,929 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2023-09-04 21:25:52,929 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:52,930 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:52,931 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:25:52,933 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-09-04 21:25:53,038 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2023-09-04 21:25:53,039 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-04 21:25:53,040 INFO  L262         TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-09-04 21:25:53,044 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:25:53,129 INFO  L134       CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:53,130 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-04 21:25:53,290 INFO  L134       CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:53,291 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [245759858] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-04 21:25:53,291 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-04 21:25:53,291 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22
[2023-09-04 21:25:53,291 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083713193]
[2023-09-04 21:25:53,291 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-04 21:25:53,293 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2023-09-04 21:25:53,293 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:25:53,294 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2023-09-04 21:25:53,295 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=330, Unknown=0, NotChecked=0, Total=462
[2023-09-04 21:25:53,295 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:25:53,295 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:25:53,296 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-09-04 21:25:53,296 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:53,296 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:25:53,551 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:53,551 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:25:53,561 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-09-04 21:25:53,757 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:53,758 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:25:53,758 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:25:53,758 INFO  L85        PathProgramCache]: Analyzing trace with hash 1358851614, now seen corresponding path program 3 times
[2023-09-04 21:25:53,759 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:25:53,759 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757476940]
[2023-09-04 21:25:53,759 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:25:53,759 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:25:53,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:25:54,266 INFO  L134       CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:54,266 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:25:54,266 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757476940]
[2023-09-04 21:25:54,267 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757476940] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:25:54,267 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767423044]
[2023-09-04 21:25:54,267 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2023-09-04 21:25:54,267 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:54,267 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:54,268 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:25:54,296 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-09-04 21:25:54,387 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s)
[2023-09-04 21:25:54,388 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-04 21:25:54,389 INFO  L262         TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 22 conjunts are in the unsatisfiable core
[2023-09-04 21:25:54,399 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:25:54,533 INFO  L134       CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:54,534 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-04 21:25:55,014 INFO  L134       CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:55,014 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767423044] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-04 21:25:55,014 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-04 21:25:55,014 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46
[2023-09-04 21:25:55,015 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069580105]
[2023-09-04 21:25:55,015 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-04 21:25:55,016 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 46 states
[2023-09-04 21:25:55,016 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:25:55,017 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants.
[2023-09-04 21:25:55,018 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=552, Invalid=1518, Unknown=0, NotChecked=0, Total=2070
[2023-09-04 21:25:55,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:25:55,018 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:25:55,018 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 46 states, 46 states have (on average 4.3478260869565215) internal successors, (200), 46 states have internal predecessors, (200), 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)
[2023-09-04 21:25:55,018 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:55,019 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:25:55,019 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:25:55,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:55,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:25:55,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:25:55,987 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-09-04 21:25:56,184 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:56,184 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:25:56,185 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:25:56,185 INFO  L85        PathProgramCache]: Analyzing trace with hash -1940267426, now seen corresponding path program 4 times
[2023-09-04 21:25:56,185 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:25:56,185 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343210410]
[2023-09-04 21:25:56,185 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:25:56,186 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:25:56,258 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:25:57,684 INFO  L134       CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1639 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:57,685 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:25:57,685 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343210410]
[2023-09-04 21:25:57,685 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343210410] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:25:57,685 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014060323]
[2023-09-04 21:25:57,685 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2023-09-04 21:25:57,685 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:25:57,686 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:25:57,689 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:25:57,715 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-09-04 21:25:57,811 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2023-09-04 21:25:57,811 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-04 21:25:57,813 INFO  L262         TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 46 conjunts are in the unsatisfiable core
[2023-09-04 21:25:57,817 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:25:58,044 INFO  L134       CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1639 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:58,044 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-04 21:25:59,074 INFO  L134       CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1639 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:25:59,075 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014060323] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-04 21:25:59,075 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-04 21:25:59,075 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 55
[2023-09-04 21:25:59,076 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897174112]
[2023-09-04 21:25:59,076 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-04 21:25:59,077 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 55 states
[2023-09-04 21:25:59,077 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:25:59,079 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants.
[2023-09-04 21:25:59,080 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=783, Invalid=2187, Unknown=0, NotChecked=0, Total=2970
[2023-09-04 21:25:59,080 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:25:59,080 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:25:59,081 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 55 states, 55 states have (on average 4.2727272727272725) internal successors, (235), 55 states have internal predecessors, (235), 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)
[2023-09-04 21:25:59,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:25:59,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:25:59,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:25:59,081 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:26:00,462 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:26:00,462 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:26:00,462 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:26:00,467 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. 
[2023-09-04 21:26:00,472 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2023-09-04 21:26:00,669 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:26:00,669 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:26:00,669 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:26:00,670 INFO  L85        PathProgramCache]: Analyzing trace with hash -2067788581, now seen corresponding path program 5 times
[2023-09-04 21:26:00,670 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:26:00,670 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604832622]
[2023-09-04 21:26:00,670 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:26:00,670 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:26:00,746 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:26:02,514 INFO  L134       CoverageAnalysis]: Checked inductivity of 2484 backedges. 2333 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:26:02,514 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:26:02,514 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604832622]
[2023-09-04 21:26:02,515 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604832622] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:26:02,515 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601686904]
[2023-09-04 21:26:02,515 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2023-09-04 21:26:02,515 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:26:02,515 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:26:02,516 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:26:02,520 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2023-09-04 21:26:02,661 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 28 check-sat command(s)
[2023-09-04 21:26:02,661 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-04 21:26:02,663 INFO  L262         TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 54 conjunts are in the unsatisfiable core
[2023-09-04 21:26:02,668 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:26:02,934 INFO  L134       CoverageAnalysis]: Checked inductivity of 2484 backedges. 2484 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:26:02,934 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-09-04 21:26:02,934 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [601686904] provided 1 perfect and 0 imperfect interpolant sequences
[2023-09-04 21:26:02,934 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-09-04 21:26:02,934 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [55] total 57
[2023-09-04 21:26:02,935 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766278206]
[2023-09-04 21:26:02,935 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-09-04 21:26:02,935 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 55 states
[2023-09-04 21:26:02,935 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:26:02,936 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants.
[2023-09-04 21:26:02,937 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=2403, Unknown=0, NotChecked=0, Total=3192
[2023-09-04 21:26:02,938 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:26:02,938 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:26:02,938 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 55 states, 55 states have (on average 4.363636363636363) internal successors, (240), 55 states have internal predecessors, (240), 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)
[2023-09-04 21:26:02,938 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:26:02,938 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:26:02,938 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:26:02,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. 
[2023-09-04 21:26:02,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
[2023-09-04 21:26:04,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:26:04,122 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:26:04,122 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:26:04,122 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. 
[2023-09-04 21:26:04,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. 
[2023-09-04 21:26:04,139 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2023-09-04 21:26:04,337 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:26:04,337 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2023-09-04 21:26:04,337 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-04 21:26:04,338 INFO  L85        PathProgramCache]: Analyzing trace with hash -2110187234, now seen corresponding path program 6 times
[2023-09-04 21:26:04,338 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-04 21:26:04,338 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103103421]
[2023-09-04 21:26:04,338 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-04 21:26:04,338 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-04 21:26:04,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-04 21:26:09,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:26:09,830 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-04 21:26:09,830 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103103421]
[2023-09-04 21:26:09,830 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103103421] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-04 21:26:09,830 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446485040]
[2023-09-04 21:26:09,830 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2023-09-04 21:26:09,831 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:26:09,831 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-04 21:26:09,837 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-09-04 21:26:09,838 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2023-09-04 21:26:09,967 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s)
[2023-09-04 21:26:09,968 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-04 21:26:09,971 INFO  L262         TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 90 conjunts are in the unsatisfiable core
[2023-09-04 21:26:09,975 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-04 21:26:19,206 INFO  L134       CoverageAnalysis]: Checked inductivity of 2301 backedges. 1980 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:26:19,206 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-04 21:26:30,607 INFO  L134       CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-04 21:26:30,607 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [446485040] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-04 21:26:30,607 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-04 21:26:30,608 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 87, 87] total 255
[2023-09-04 21:26:30,608 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179873356]
[2023-09-04 21:26:30,608 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-04 21:26:30,609 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 255 states
[2023-09-04 21:26:30,609 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-04 21:26:30,611 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 255 interpolants.
[2023-09-04 21:26:30,621 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3670, Invalid=61100, Unknown=0, NotChecked=0, Total=64770
[2023-09-04 21:26:30,621 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-04 21:26:30,621 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-04 21:26:30,622 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 255 states, 255 states have (on average 2.6392156862745098) internal successors, (673), 255 states have internal predecessors, (673), 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)
[2023-09-04 21:26:30,622 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2023-09-04 21:26:30,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2023-09-04 21:26:30,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. 
[2023-09-04 21:26:30,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. 
[2023-09-04 21:26:30,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. 
[2023-09-04 21:26:30,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
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Found a loop, use abstraction hammer
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Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
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Found a loop, use abstraction hammer
Found a loop, use abstraction hammer
Received shutdown request...
[2023-09-04 21:30:07,405 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-09-04 21:30:07,406 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-09-04 21:30:07,406 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-09-04 21:30:07,525 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2023-09-04 21:30:07,721 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-04 21:30:07,721 WARN  L619      AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula.
[2023-09-04 21:30:07,723 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining)
[2023-09-04 21:30:07,723 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining)
[2023-09-04 21:30:07,724 INFO  L805   garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining)
[2023-09-04 21:30:07,739 INFO  L445         BasicCegarLoop]: Path program histogram: [6]
[2023-09-04 21:30:07,742 INFO  L228   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-09-04 21:30:07,742 INFO  L178   ceAbstractionStarter]: Computing trace abstraction results
[2023-09-04 21:30:07,744 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 09:30:07 BasicIcfg
[2023-09-04 21:30:07,744 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-09-04 21:30:07,745 INFO  L158              Benchmark]: Toolchain (without parser) took 258331.98ms. Allocated memory was 158.3MB in the beginning and 539.0MB in the end (delta: 380.6MB). Free memory was 112.8MB in the beginning and 327.5MB in the end (delta: -214.7MB). Peak memory consumption was 390.2MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,745 INFO  L158              Benchmark]: CDTParser took 0.13ms. Allocated memory is still 158.3MB. Free memory was 114.5MB in the beginning and 114.4MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 7.0GB.
[2023-09-04 21:30:07,745 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 449.89ms. Allocated memory is still 158.3MB. Free memory was 112.8MB in the beginning and 93.2MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,745 INFO  L158              Benchmark]: Boogie Procedure Inliner took 47.42ms. Allocated memory is still 158.3MB. Free memory was 93.2MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,746 INFO  L158              Benchmark]: Boogie Preprocessor took 24.88ms. Allocated memory is still 158.3MB. Free memory was 91.1MB in the beginning and 89.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,746 INFO  L158              Benchmark]: RCFGBuilder took 473.50ms. Allocated memory is still 158.3MB. Free memory was 89.7MB in the beginning and 76.1MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,746 INFO  L158              Benchmark]: TraceAbstraction took 257327.55ms. Allocated memory was 158.3MB in the beginning and 539.0MB in the end (delta: 380.6MB). Free memory was 75.4MB in the beginning and 327.5MB in the end (delta: -252.1MB). Peak memory consumption was 353.5MB. Max. memory is 7.0GB.
[2023-09-04 21:30:07,748 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.13ms. Allocated memory is still 158.3MB. Free memory was 114.5MB in the beginning and 114.4MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 7.0GB.
 * CACSL2BoogieTranslator took 449.89ms. Allocated memory is still 158.3MB. Free memory was 112.8MB in the beginning and 93.2MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 7.0GB.
 * Boogie Procedure Inliner took 47.42ms. Allocated memory is still 158.3MB. Free memory was 93.2MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB.
 * Boogie Preprocessor took 24.88ms. Allocated memory is still 158.3MB. Free memory was 91.1MB in the beginning and 89.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB.
 * RCFGBuilder took 473.50ms. Allocated memory is still 158.3MB. Free memory was 89.7MB in the beginning and 76.1MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 7.0GB.
 * TraceAbstraction took 257327.55ms. Allocated memory was 158.3MB in the beginning and 539.0MB in the end (delta: 380.6MB). Free memory was 75.4MB in the beginning and 327.5MB in the end (delta: -252.1MB). Peak memory consumption was 353.5MB. Max. memory is 7.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - GenericResultAtLocation [Line: 229]: Unsoundness Warning
    unspecified type, defaulting to int C: short [229]
  - GenericResultAtLocation [Line: 230]: Unsoundness Warning
    unspecified type, defaulting to int C: short [230]
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation #1 benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19068, independent: 17915, independent conditional: 17915, independent unconditional: 0, dependent: 1153, dependent conditional: 1153, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17963, independent: 17915, independent conditional: 17915, independent unconditional: 0, dependent: 48, dependent conditional: 48, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17963, independent: 17915, independent conditional: 17915, independent unconditional: 0, dependent: 48, dependent conditional: 48, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18215, independent: 17915, independent conditional: 0, independent unconditional: 17915, dependent: 300, dependent conditional: 252, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18215, independent: 17915, independent conditional: 0, independent unconditional: 17915, dependent: 300, dependent conditional: 0, dependent unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18215, independent: 17915, independent conditional: 0, independent unconditional: 17915, dependent: 300, dependent conditional: 0, dependent unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17963, independent: 17915, independent conditional: 0, independent unconditional: 17915, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17963, independent: 17915, independent conditional: 0, independent unconditional: 17915, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 48, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 75, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18215, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 252, dependent conditional: 0, dependent unconditional: 252, unknown: 17963, unknown conditional: 0, unknown unconditional: 17963] , Statistics on independence cache: Total cache size (in pairs): 17963, Positive cache size: 17915, Positive conditional cache size: 0, Positive unconditional cache size: 17915, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 252, Maximal queried relation: 6, Independence queries for same thread: 1105
  - StatisticsResult: Proof manager benchmarks
    IrresponsibleProofs: 18
  - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction)
    Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula.
  - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula.
  - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula.
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 5 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 257.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 221.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 363, 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: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 32.8s InterpolantComputationTime, 1872 NumberOfCodeBlocks, 1872 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 2551 ConstructedInterpolants, 0 QuantifiedInterpolants, 14219 SizeOfPredicates, 210 NumberOfNonLiveVariables, 1926 ConjunctsInSsa, 226 ConjunctsInUnsatCore, 17 InterpolantComputations, 1 PerfectInterpolantSequences, 6797/17904 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: Timeout
Completed graceful shutdown