/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-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-fffa3fa-m [2023-09-04 21:35:15,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-04 21:35:15,208 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-04 21:35:15,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-04 21:35:15,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-04 21:35:15,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-04 21:35:15,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-04 21:35:15,237 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-04 21:35:15,237 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-04 21:35:15,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-04 21:35:15,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-04 21:35:15,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-04 21:35:15,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-04 21:35:15,241 INFO L153 SettingsManager]: * Use SBE=true [2023-09-04 21:35:15,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-04 21:35:15,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-04 21:35:15,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-04 21:35:15,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-04 21:35:15,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-04 21:35:15,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-04 21:35:15,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-04 21:35:15,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-04 21:35:15,245 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-04 21:35:15,245 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-04 21:35:15,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 21:35:15,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-04 21:35:15,246 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-04 21:35:15,247 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-04 21:35:15,247 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-04 21:35:15,247 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-04 21:35:15,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-04 21:35:15,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-04 21:35:15,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-04 21:35:15,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-04 21:35:15,443 INFO L274 PluginConnector]: CDTParser initialized [2023-09-04 21:35:15,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2023-09-04 21:35:16,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-04 21:35:16,575 INFO L384 CDTParser]: Found 1 translation units. [2023-09-04 21:35:16,575 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2023-09-04 21:35:16,583 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08b7f55f5/6f91b9651e474edd9981d64083a6c183/FLAGf3a007dde [2023-09-04 21:35:16,592 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08b7f55f5/6f91b9651e474edd9981d64083a6c183 [2023-09-04 21:35:16,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-04 21:35:16,594 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-04 21:35:16,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-04 21:35:16,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-04 21:35:16,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-04 21:35:16,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184fe452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16, skipping insertion in model container [2023-09-04 21:35:16,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,634 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-09-04 21:35:16,781 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-09-04 21:35:16,868 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-atomic/read_write_lock-1.i[31246,31259] [2023-09-04 21:35:16,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 21:35:16,886 INFO L201 MainTranslator]: Completed pre-run [2023-09-04 21:35:16,896 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-09-04 21:35:16,908 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [269] [2023-09-04 21:35:16,909 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [269] [2023-09-04 21:35:16,918 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-atomic/read_write_lock-1.i[31246,31259] [2023-09-04 21:35:16,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 21:35:16,943 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 21:35:16,943 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 21:35:16,943 WARN L669 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 21:35:16,947 INFO L206 MainTranslator]: Completed translation [2023-09-04 21:35:16,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16 WrapperNode [2023-09-04 21:35:16,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-04 21:35:16,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-04 21:35:16,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-04 21:35:16,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-04 21:35:16,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,975 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 114 [2023-09-04 21:35:16,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-04 21:35:16,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-04 21:35:16,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-04 21:35:16,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-04 21:35:16,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:16,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-04 21:35:16,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-04 21:35:16,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-04 21:35:16,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-04 21:35:16,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (1/1) ... [2023-09-04 21:35:17,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 21:35:17,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 21:35:17,016 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 21:35:17,018 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 21:35:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-04 21:35:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-04 21:35:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-04 21:35:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-09-04 21:35:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-04 21:35:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-04 21:35:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-09-04 21:35:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-09-04 21:35:17,050 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 21:35:17,130 INFO L236 CfgBuilder]: Building ICFG [2023-09-04 21:35:17,131 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-04 21:35:17,246 INFO L277 CfgBuilder]: Performing block encoding [2023-09-04 21:35:17,273 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-04 21:35:17,273 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-04 21:35:17,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:35:17 BoogieIcfgContainer [2023-09-04 21:35:17,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-04 21:35:17,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-04 21:35:17,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-04 21:35:17,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-04 21:35:17,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:35:16" (1/3) ... [2023-09-04 21:35:17,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16babe51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:35:17, skipping insertion in model container [2023-09-04 21:35:17,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:35:16" (2/3) ... [2023-09-04 21:35:17,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16babe51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:35:17, skipping insertion in model container [2023-09-04 21:35:17,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:35:17" (3/3) ... [2023-09-04 21:35:17,279 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2023-09-04 21:35:17,284 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-04 21:35:17,290 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-04 21:35:17,290 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-04 21:35:17,290 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-04 21:35:17,336 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-09-04 21:35:17,362 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 21:35:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-04 21:35:17,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 21:35:17,364 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 21:35:17,370 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 21:35:17,410 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-04 21:35:17,415 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-04 21:35:17,422 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;@4d6173fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 21:35:17,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. Found a loop, use abstraction hammer [2023-09-04 21:35:17,458 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:35:17,461 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:35:17,461 INFO L85 PathProgramCache]: Analyzing trace with hash 469817657, now seen corresponding path program 1 times [2023-09-04 21:35:17,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:35:17,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854328824] [2023-09-04 21:35:17,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:35:17,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:35:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:35:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:35:17,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:35:17,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854328824] [2023-09-04 21:35:17,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854328824] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:35:17,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:35:17,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-04 21:35:17,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315035705] [2023-09-04 21:35:17,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:35:17,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-04 21:35:17,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:35:17,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-04 21:35:17,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-04 21:35:17,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:35:17,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:35:17,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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 21:35:17,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:35:17,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:35:17,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-04 21:35:17,918 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:35:17,918 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:35:17,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1279067504, now seen corresponding path program 1 times [2023-09-04 21:35:17,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:35:17,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483778821] [2023-09-04 21:35:17,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:35:17,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:35:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:35:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:35:18,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:35:18,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483778821] [2023-09-04 21:35:18,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483778821] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:35:18,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:35:18,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-04 21:35:18,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766139687] [2023-09-04 21:35:18,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:35:18,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-04 21:35:18,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:35:18,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-04 21:35:18,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-04 21:35:18,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:35:18,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:35:18,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-04 21:35:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:35:18,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer [2023-09-04 21:38:55,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-09-04 21:38:55,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:55,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-04 21:38:55,766 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:38:55,766 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:38:55,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1585789043, now seen corresponding path program 1 times [2023-09-04 21:38:55,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:38:55,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648106879] [2023-09-04 21:38:55,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:38:55,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:38:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:38:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:38:56,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:38:56,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648106879] [2023-09-04 21:38:56,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648106879] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:38:56,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:38:56,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-09-04 21:38:56,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85090320] [2023-09-04 21:38:56,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:38:56,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-09-04 21:38:56,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:38:56,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-09-04 21:38:56,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-09-04 21:38:56,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:56,009 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:38:56,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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 21:38:56,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-09-04 21:38:56,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:56,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:56,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-09-04 21:38:56,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:56,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:56,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-04 21:38:56,083 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:38:56,084 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:38:56,084 INFO L85 PathProgramCache]: Analyzing trace with hash -12974153, now seen corresponding path program 2 times [2023-09-04 21:38:56,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:38:56,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310855548] [2023-09-04 21:38:56,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:38:56,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:38:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:38:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:38:56,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:38:56,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310855548] [2023-09-04 21:38:56,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310855548] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:38:56,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:38:56,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-09-04 21:38:56,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217889658] [2023-09-04 21:38:56,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:38:56,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-09-04 21:38:56,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:38:56,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-09-04 21:38:56,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-09-04 21:38:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:56,174 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:38:56,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 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 21:38:56,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-09-04 21:38:56,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:56,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:56,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-04 21:38:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:57,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-09-04 21:38:57,954 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:38:57,955 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:38:57,955 INFO L85 PathProgramCache]: Analyzing trace with hash -742781231, now seen corresponding path program 1 times [2023-09-04 21:38:57,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:38:57,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33074156] [2023-09-04 21:38:57,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:38:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:38:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:38:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:38:58,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:38:58,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33074156] [2023-09-04 21:38:58,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33074156] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:38:58,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:38:58,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-04 21:38:58,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191559316] [2023-09-04 21:38:58,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:38:58,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-04 21:38:58,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:38:58,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-04 21:38:58,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-09-04 21:38:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:58,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:38:58,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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 21:38:58,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-04 21:38:58,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:58,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:58,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:58,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-09-04 21:38:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-04 21:38:59,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-09-04 21:38:59,645 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:38:59,645 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:38:59,645 INFO L85 PathProgramCache]: Analyzing trace with hash -448944459, now seen corresponding path program 1 times [2023-09-04 21:38:59,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:38:59,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038141726] [2023-09-04 21:38:59,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:38:59,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:38:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:38:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:38:59,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:38:59,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038141726] [2023-09-04 21:38:59,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038141726] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:38:59,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:38:59,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-04 21:38:59,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298563274] [2023-09-04 21:38:59,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:38:59,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-04 21:38:59,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:38:59,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-04 21:38:59,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-04 21:38:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:38:59,703 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:38:59,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 21:38:59,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-09-04 21:38:59,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:38:59,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:59,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:38:59,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-09-04 21:38:59,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:39:01,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-09-04 21:39:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:39:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:39:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:39:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-04 21:39:01,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-04 21:39:01,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-09-04 21:39:01,438 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-04 21:39:01,439 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:39:01,439 INFO L85 PathProgramCache]: Analyzing trace with hash 899140866, now seen corresponding path program 2 times [2023-09-04 21:39:01,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:39:01,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571794864] [2023-09-04 21:39:01,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:39:01,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:39:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:39:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 21:39:01,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:39:01,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571794864] [2023-09-04 21:39:01,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571794864] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:39:01,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:39:01,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-04 21:39:01,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302868175] [2023-09-04 21:39:01,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:39:01,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-04 21:39:01,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:39:01,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-04 21:39:01,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-04 21:39:01,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:39:01,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:39:01,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-04 21:39:01,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-04 21:39:56,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-09-04 21:39:56,797 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2023-09-04 21:39:56,798 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-09-04 21:39:56,798 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-09-04 21:39:56,798 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-09-04 21:39:56,799 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-09-04 21:39:56,799 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-09-04 21:39:56,799 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2023-09-04 21:39:56,799 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-09-04 21:39:56,800 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 21:39:56,800 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 21:39:56,845 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2023-09-04 21:39:56,848 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-04 21:39:56,848 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-04 21:39:56,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 09:39:56 BasicIcfg [2023-09-04 21:39:56,854 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-04 21:39:56,855 INFO L158 Benchmark]: Toolchain (without parser) took 280260.40ms. Allocated memory was 300.9MB in the beginning and 1.2GB in the end (delta: 866.1MB). Free memory was 252.1MB in the beginning and 521.9MB in the end (delta: -269.8MB). Peak memory consumption was 858.0MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,855 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-04 21:39:56,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.72ms. Allocated memory is still 300.9MB. Free memory was 251.6MB in the beginning and 231.7MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,855 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.73ms. Allocated memory is still 300.9MB. Free memory was 231.7MB in the beginning and 229.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,856 INFO L158 Benchmark]: Boogie Preprocessor took 16.06ms. Allocated memory is still 300.9MB. Free memory was 229.6MB in the beginning and 228.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,856 INFO L158 Benchmark]: RCFGBuilder took 282.65ms. Allocated memory is still 300.9MB. Free memory was 228.0MB in the beginning and 211.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,856 INFO L158 Benchmark]: TraceAbstraction took 279578.78ms. Allocated memory was 300.9MB in the beginning and 1.2GB in the end (delta: 866.1MB). Free memory was 210.7MB in the beginning and 521.9MB in the end (delta: -311.2MB). Peak memory consumption was 817.1MB. Max. memory is 7.0GB. [2023-09-04 21:39:56,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 352.72ms. Allocated memory is still 300.9MB. Free memory was 251.6MB in the beginning and 231.7MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 26.73ms. Allocated memory is still 300.9MB. Free memory was 231.7MB in the beginning and 229.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 16.06ms. Allocated memory is still 300.9MB. Free memory was 229.6MB in the beginning and 228.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * RCFGBuilder took 282.65ms. Allocated memory is still 300.9MB. Free memory was 228.0MB in the beginning and 211.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 7.0GB. * TraceAbstraction took 279578.78ms. Allocated memory was 300.9MB in the beginning and 1.2GB in the end (delta: 866.1MB). Free memory was 210.7MB in the beginning and 521.9MB in the end (delta: -311.2MB). Peak memory consumption was 817.1MB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 269]: Unsoundness Warning unspecified type, defaulting to int C: short [269] - GenericResultAtLocation [Line: 269]: Unsoundness Warning unspecified type, defaulting to int C: short [269] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 44951, independent: 44424, independent conditional: 44424, independent unconditional: 0, dependent: 527, dependent conditional: 527, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44893, independent: 44424, independent conditional: 44424, independent unconditional: 0, dependent: 469, dependent conditional: 469, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 44893, independent: 44424, independent conditional: 44424, independent unconditional: 0, dependent: 469, dependent conditional: 469, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47425, independent: 44424, independent conditional: 0, independent unconditional: 44424, dependent: 3001, dependent conditional: 2532, dependent unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47425, independent: 44424, independent conditional: 0, independent unconditional: 44424, dependent: 3001, dependent conditional: 0, dependent unconditional: 3001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47425, independent: 44424, independent conditional: 0, independent unconditional: 44424, dependent: 3001, dependent conditional: 0, dependent unconditional: 3001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 44893, independent: 44424, independent conditional: 0, independent unconditional: 44424, dependent: 469, dependent conditional: 0, dependent unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 44893, independent: 43953, independent conditional: 0, independent unconditional: 43953, dependent: 940, dependent conditional: 0, dependent unconditional: 940, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 940, independent: 471, independent conditional: 0, independent unconditional: 471, dependent: 469, dependent conditional: 0, dependent unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 940, independent: 471, independent conditional: 0, independent unconditional: 471, dependent: 469, dependent conditional: 0, dependent unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 940, independent: 471, independent conditional: 0, independent unconditional: 471, dependent: 469, dependent conditional: 0, dependent unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 536, independent: 239, independent conditional: 0, independent unconditional: 239, dependent: 297, dependent conditional: 0, dependent unconditional: 297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 47425, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2532, dependent conditional: 0, dependent unconditional: 2532, unknown: 44893, unknown conditional: 0, unknown unconditional: 44893] , Statistics on independence cache: Total cache size (in pairs): 44893, Positive cache size: 44424, Positive conditional cache size: 0, Positive unconditional cache size: 44424, Negative cache size: 469, Negative conditional cache size: 0, Negative unconditional cache size: 469, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2532, Maximal queried relation: 7, Independence queries for same thread: 58 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0 - TimeoutResultAtElement [Line: 739]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 745]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 748]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 747]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 746]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 132 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 279.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 278.3s, 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: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 426 NumberOfCodeBlocks, 426 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 419 ConstructedInterpolants, 0 QuantifiedInterpolants, 849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown