/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i


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


This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-e2ee32c-m
[2023-09-07 09:06:03,843 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-09-07 09:06:03,891 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf
[2023-09-07 09:06:03,897 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-09-07 09:06:03,897 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-09-07 09:06:03,897 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2023-09-07 09:06:03,923 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-09-07 09:06:03,924 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-09-07 09:06:03,924 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-09-07 09:06:03,924 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-09-07 09:06:03,925 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-09-07 09:06:03,925 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-09-07 09:06:03,925 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-09-07 09:06:03,925 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-09-07 09:06:03,926 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-09-07 09:06:03,926 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-09-07 09:06:03,926 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-09-07 09:06:03,926 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-09-07 09:06:03,927 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-09-07 09:06:03,927 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-09-07 09:06:03,927 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-09-07 09:06:03,927 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-09-07 09:06:03,928 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-09-07 09:06:03,928 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-09-07 09:06:03,928 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-09-07 09:06:03,928 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-09-07 09:06:03,929 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-09-07 09:06:03,929 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-09-07 09:06:03,929 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2023-09-07 09:06:03,929 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-09-07 09:06:03,930 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-09-07 09:06:03,930 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-09-07 09:06:03,930 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-09-07 09:06:03,930 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-09-07 09:06:03,930 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-09-07 09:06:03,931 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-09-07 09:06:03,931 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-09-07 09:06:03,931 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2023-09-07 09:06:03,931 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-09-07 09:06:03,931 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2023-09-07 09:06:03,931 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION
[2023-09-07 09:06:04,122 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-09-07 09:06:04,139 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-09-07 09:06:04,142 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-09-07 09:06:04,143 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-09-07 09:06:04,144 INFO  L274        PluginConnector]: CDTParser initialized
[2023-09-07 09:06:04,145 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i
[2023-09-07 09:06:05,084 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-09-07 09:06:05,314 INFO  L384              CDTParser]: Found 1 translation units.
[2023-09-07 09:06:05,314 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i
[2023-09-07 09:06:05,337 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab5af597/ed6b06c2a94c4214a7cb7a91932e7d7d/FLAG3df584791
[2023-09-07 09:06:05,354 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab5af597/ed6b06c2a94c4214a7cb7a91932e7d7d
[2023-09-07 09:06:05,359 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-09-07 09:06:05,361 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-09-07 09:06:05,363 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-09-07 09:06:05,363 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-09-07 09:06:05,366 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-09-07 09:06:05,367 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,368 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f4f968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05, skipping insertion in model container
[2023-09-07 09:06:05,368 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,415 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-09-07 09:06:05,549 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i[1087,1100]
[2023-09-07 09:06:05,714 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-09-07 09:06:05,722 INFO  L202         MainTranslator]: Completed pre-run
[2023-09-07 09:06:05,729 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i[1087,1100]
[2023-09-07 09:06:05,734 WARN  L75    lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [231]
[2023-09-07 09:06:05,735 WARN  L75    lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [232]
[2023-09-07 09:06:05,769 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-09-07 09:06:05,811 WARN  L669               CHandler]: The function sleep is called, but not defined or handled by StandardFunctionHandler.
[2023-09-07 09:06:05,816 INFO  L206         MainTranslator]: Completed translation
[2023-09-07 09:06:05,816 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05 WrapperNode
[2023-09-07 09:06:05,816 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-09-07 09:06:05,817 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-09-07 09:06:05,817 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-09-07 09:06:05,817 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-09-07 09:06:05,822 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,847 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,881 INFO  L138                Inliner]: procedures = 271, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 105
[2023-09-07 09:06:05,881 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-09-07 09:06:05,882 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-09-07 09:06:05,882 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-09-07 09:06:05,882 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-09-07 09:06:05,890 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,891 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,897 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,898 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,913 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,915 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,918 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,920 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,923 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-09-07 09:06:05,924 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-09-07 09:06:05,924 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-09-07 09:06:05,924 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-09-07 09:06:05,924 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (1/1) ...
[2023-09-07 09:06:05,936 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-09-07 09:06:05,948 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:05,967 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)
[2023-09-07 09:06:05,969 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
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure sleep
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure generate
[2023-09-07 09:06:05,997 INFO  L138     BoogieDeclarations]: Found implementation of procedure generate
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-09-07 09:06:05,997 INFO  L130     BoogieDeclarations]: Found specification of procedure dispose
[2023-09-07 09:06:05,998 INFO  L138     BoogieDeclarations]: Found implementation of procedure dispose
[2023-09-07 09:06:05,998 INFO  L130     BoogieDeclarations]: Found specification of procedure process
[2023-09-07 09:06:05,998 INFO  L138     BoogieDeclarations]: Found implementation of procedure process
[2023-09-07 09:06:05,998 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-09-07 09:06:05,998 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-09-07 09:06:05,998 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-09-07 09:06:05,999 WARN  L210             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-09-07 09:06:06,272 INFO  L236             CfgBuilder]: Building ICFG
[2023-09-07 09:06:06,274 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-09-07 09:06:06,518 INFO  L277             CfgBuilder]: Performing block encoding
[2023-09-07 09:06:06,523 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-09-07 09:06:06,523 INFO  L302             CfgBuilder]: Removed 4 assume(true) statements.
[2023-09-07 09:06:06,525 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 09:06:06 BoogieIcfgContainer
[2023-09-07 09:06:06,525 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-09-07 09:06:06,526 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-09-07 09:06:06,527 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-09-07 09:06:06,529 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-09-07 09:06:06,529 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 09:06:05" (1/3) ...
[2023-09-07 09:06:06,529 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6342ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 09:06:06, skipping insertion in model container
[2023-09-07 09:06:06,529 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:06:05" (2/3) ...
[2023-09-07 09:06:06,529 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6342ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 09:06:06, skipping insertion in model container
[2023-09-07 09:06:06,530 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 09:06:06" (3/3) ...
[2023-09-07 09:06:06,530 INFO  L112   eAbstractionObserver]: Analyzing ICFG 13-privatized_04-priv_multi_true.i
[2023-09-07 09:06:06,535 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-09-07 09:06:06,542 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-09-07 09:06:06,542 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2023-09-07 09:06:06,542 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-09-07 09:06:06,591 INFO  L144    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-09-07 09:06:06,624 INFO  L103   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-09-07 09:06:06,625 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-09-07 09:06:06,625 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:06,626 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)
[2023-09-07 09:06:06,628 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
[2023-09-07 09:06:06,654 INFO  L166   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-09-07 09:06:06,659 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ========
[2023-09-07 09:06:06,665 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;@5576464f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-09-07 09:06:06,665 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-09-07 09:06:06,715 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:06,721 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:06,721 INFO  L85        PathProgramCache]: Analyzing trace with hash -1206241253, now seen corresponding path program 1 times
[2023-09-07 09:06:06,727 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:06,728 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888627176]
[2023-09-07 09:06:06,728 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:06,728 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:06,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:07,518 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-09-07 09:06:07,518 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:07,519 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888627176]
[2023-09-07 09:06:07,519 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888627176] provided 1 perfect and 0 imperfect interpolant sequences
[2023-09-07 09:06:07,519 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-09-07 09:06:07,520 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-09-07 09:06:07,521 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120087977]
[2023-09-07 09:06:07,521 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-09-07 09:06:07,526 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-09-07 09:06:07,526 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:07,545 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-09-07 09:06:07,546 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-09-07 09:06:07,547 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:07,548 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:07,548 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-09-07 09:06:07,549 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:08,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:08,756 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-09-07 09:06:08,756 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:08,757 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:08,757 INFO  L85        PathProgramCache]: Analyzing trace with hash 1369225329, now seen corresponding path program 1 times
[2023-09-07 09:06:08,757 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:08,758 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457266371]
[2023-09-07 09:06:08,758 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:08,758 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:08,797 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:08,921 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-09-07 09:06:08,922 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:08,922 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457266371]
[2023-09-07 09:06:08,922 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457266371] provided 1 perfect and 0 imperfect interpolant sequences
[2023-09-07 09:06:08,922 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-09-07 09:06:08,922 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-09-07 09:06:08,922 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231947273]
[2023-09-07 09:06:08,922 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-09-07 09:06:08,923 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-09-07 09:06:08,923 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:08,924 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-09-07 09:06:08,924 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-09-07 09:06:08,924 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:08,926 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:08,926 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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)
[2023-09-07 09:06:08,926 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:08,926 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:09,829 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:09,829 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:09,829 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-09-07 09:06:09,829 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:09,830 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:09,831 INFO  L85        PathProgramCache]: Analyzing trace with hash -69709464, now seen corresponding path program 1 times
[2023-09-07 09:06:09,831 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:09,831 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052981202]
[2023-09-07 09:06:09,831 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:09,831 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:09,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:10,114 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-09-07 09:06:10,114 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:10,115 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052981202]
[2023-09-07 09:06:10,115 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052981202] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-07 09:06:10,115 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96877409]
[2023-09-07 09:06:10,115 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:10,115 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:10,115 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:10,155 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)
[2023-09-07 09:06:10,156 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-09-07 09:06:10,263 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:10,266 INFO  L262         TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 9 conjunts are in the unsatisfiable core
[2023-09-07 09:06:10,270 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-07 09:06:10,515 INFO  L351             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2023-09-07 09:06:10,543 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2023-09-07 09:06:10,545 INFO  L351             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16
[2023-09-07 09:06:10,592 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-09-07 09:06:10,592 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-07 09:06:10,619 WARN  L839   $PredicateComparison]: unable to prove that (forall ((v_ArrVal_101 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#mutex_B~0.base| v_ArrVal_101) |c_~#mutex_A~0.base|) |c_~#mutex_A~0.offset|) 0))) is different from false
[2023-09-07 09:06:10,630 INFO  L322             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2023-09-07 09:06:10,631 INFO  L351             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20
[2023-09-07 09:06:10,639 INFO  L351             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25
[2023-09-07 09:06:10,717 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 2 not checked.
[2023-09-07 09:06:10,717 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [96877409] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-07 09:06:10,717 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-07 09:06:10,718 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11
[2023-09-07 09:06:10,718 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869020340]
[2023-09-07 09:06:10,718 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-07 09:06:10,719 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2023-09-07 09:06:10,719 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:10,721 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2023-09-07 09:06:10,722 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=58, Unknown=1, NotChecked=16, Total=110
[2023-09-07 09:06:10,722 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:10,722 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:10,722 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 11 states have internal predecessors, (155), 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)
[2023-09-07 09:06:10,722 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:10,722 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:10,722 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:10,878 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:10,878 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:10,879 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:10,888 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2023-09-07 09:06:11,084 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,SelfDestructingSolverStorable2
[2023-09-07 09:06:11,084 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:11,085 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:11,085 INFO  L85        PathProgramCache]: Analyzing trace with hash -1914020005, now seen corresponding path program 1 times
[2023-09-07 09:06:11,085 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:11,085 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752049302]
[2023-09-07 09:06:11,085 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:11,085 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:11,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:11,431 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2023-09-07 09:06:11,431 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:11,432 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752049302]
[2023-09-07 09:06:11,432 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752049302] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-07 09:06:11,432 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325538646]
[2023-09-07 09:06:11,432 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:11,432 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:11,432 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:11,435 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)
[2023-09-07 09:06:11,438 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-09-07 09:06:11,555 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:11,557 INFO  L262         TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-09-07 09:06:11,559 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-07 09:06:11,692 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-09-07 09:06:11,692 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-07 09:06:11,785 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-09-07 09:06:11,785 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [325538646] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-07 09:06:11,785 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-07 09:06:11,785 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11
[2023-09-07 09:06:11,785 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74154611]
[2023-09-07 09:06:11,786 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-07 09:06:11,787 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2023-09-07 09:06:11,787 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:11,787 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2023-09-07 09:06:11,788 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110
[2023-09-07 09:06:11,788 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:11,788 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:11,788 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 11 states have internal predecessors, (137), 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)
[2023-09-07 09:06:11,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. 
[2023-09-07 09:06:11,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:11,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:11,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:12,074 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:12,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:12,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:12,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2023-09-07 09:06:12,081 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-09-07 09:06:12,281 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:12,281 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:12,281 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:12,281 INFO  L85        PathProgramCache]: Analyzing trace with hash 1791144108, now seen corresponding path program 1 times
[2023-09-07 09:06:12,282 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:12,282 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545461283]
[2023-09-07 09:06:12,282 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:12,282 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:12,323 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:12,522 INFO  L134       CoverageAnalysis]: Checked inductivity of 83 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked.
[2023-09-07 09:06:12,522 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:12,522 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545461283]
[2023-09-07 09:06:12,522 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545461283] provided 1 perfect and 0 imperfect interpolant sequences
[2023-09-07 09:06:12,523 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-09-07 09:06:12,523 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2023-09-07 09:06:12,523 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605627187]
[2023-09-07 09:06:12,524 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-09-07 09:06:12,525 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2023-09-07 09:06:12,525 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:12,525 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2023-09-07 09:06:12,527 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2023-09-07 09:06:12,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:12,527 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:12,527 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 15.125) internal successors, (121), 8 states have internal predecessors, (121), 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)
[2023-09-07 09:06:12,527 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:12,528 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:12,529 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:12,529 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2023-09-07 09:06:12,529 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:12,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:12,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:12,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:12,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2023-09-07 09:06:12,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:12,672 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-09-07 09:06:12,672 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:12,672 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:12,673 INFO  L85        PathProgramCache]: Analyzing trace with hash -1626588964, now seen corresponding path program 2 times
[2023-09-07 09:06:12,673 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:12,673 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486724281]
[2023-09-07 09:06:12,674 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:12,674 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:12,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:13,102 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 87 proven. 33 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2023-09-07 09:06:13,102 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:13,103 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486724281]
[2023-09-07 09:06:13,103 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486724281] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-07 09:06:13,103 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561115318]
[2023-09-07 09:06:13,103 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2023-09-07 09:06:13,103 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:13,103 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:13,104 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)
[2023-09-07 09:06:13,109 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-09-07 09:06:13,301 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2023-09-07 09:06:13,301 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2023-09-07 09:06:13,303 INFO  L262         TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 20 conjunts are in the unsatisfiable core
[2023-09-07 09:06:13,312 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-07 09:06:13,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 98 proven. 22 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2023-09-07 09:06:13,407 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-07 09:06:13,474 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 87 proven. 33 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2023-09-07 09:06:13,474 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [561115318] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-07 09:06:13,474 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-07 09:06:13,474 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 14
[2023-09-07 09:06:13,474 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548541922]
[2023-09-07 09:06:13,474 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-07 09:06:13,475 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2023-09-07 09:06:13,475 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:13,475 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2023-09-07 09:06:13,476 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182
[2023-09-07 09:06:13,476 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:13,476 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:13,477 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 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)
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:13,477 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:13,724 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:13,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:13,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:13,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2023-09-07 09:06:13,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:13,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2023-09-07 09:06:13,742 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-09-07 09:06:13,931 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:13,932 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-09-07 09:06:13,934 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-09-07 09:06:13,934 INFO  L85        PathProgramCache]: Analyzing trace with hash 396242645, now seen corresponding path program 1 times
[2023-09-07 09:06:13,934 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-09-07 09:06:13,937 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898186881]
[2023-09-07 09:06:13,937 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:13,937 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-09-07 09:06:13,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:14,459 INFO  L134       CoverageAnalysis]: Checked inductivity of 380 backedges. 215 proven. 41 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked.
[2023-09-07 09:06:14,459 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-09-07 09:06:14,459 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898186881]
[2023-09-07 09:06:14,459 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898186881] provided 0 perfect and 1 imperfect interpolant sequences
[2023-09-07 09:06:14,459 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057781521]
[2023-09-07 09:06:14,459 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-09-07 09:06:14,459 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-09-07 09:06:14,460 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-09-07 09:06:14,460 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)
[2023-09-07 09:06:14,462 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-09-07 09:06:14,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-09-07 09:06:14,654 INFO  L262         TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 28 conjunts are in the unsatisfiable core
[2023-09-07 09:06:14,661 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-09-07 09:06:14,773 INFO  L134       CoverageAnalysis]: Checked inductivity of 380 backedges. 226 proven. 30 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked.
[2023-09-07 09:06:14,773 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-09-07 09:06:14,857 INFO  L134       CoverageAnalysis]: Checked inductivity of 380 backedges. 215 proven. 41 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked.
[2023-09-07 09:06:14,857 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057781521] provided 0 perfect and 2 imperfect interpolant sequences
[2023-09-07 09:06:14,858 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-09-07 09:06:14,858 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 15
[2023-09-07 09:06:14,858 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238914855]
[2023-09-07 09:06:14,858 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-09-07 09:06:14,858 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2023-09-07 09:06:14,858 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-09-07 09:06:14,859 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2023-09-07 09:06:14,860 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210
[2023-09-07 09:06:14,860 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-09-07 09:06:14,861 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-09-07 09:06:14,861 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 13.666666666666666) internal successors, (205), 15 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2023-09-07 09:06:14,861 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.