/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 05:55:05,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 05:55:05,594 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 05:55:05,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 05:55:05,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 05:55:05,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 05:55:05,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 05:55:05,618 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 05:55:05,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 05:55:05,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 05:55:05,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 05:55:05,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 05:55:05,623 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 05:55:05,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 05:55:05,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 05:55:05,625 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 05:55:05,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 05:55:05,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 05:55:05,626 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 05:55:05,627 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 05:55:05,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 05:55:05,627 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 05:55:05,627 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 05:55:05,627 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 05:55:05,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 05:55:05,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 05:55:05,629 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 05:55:05,630 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 05:55:05,630 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 05:55:05,630 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-05-06 05:55:05,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 05:55:05,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 05:55:05,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 05:55:05,831 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 05:55:05,831 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 05:55:05,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2024-05-06 05:55:06,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 05:55:07,183 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 05:55:07,183 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2024-05-06 05:55:07,210 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5cce196f1/dc0bfc55067a4f9ea7ef548dc7435993/FLAG47ec3bdb6 [2024-05-06 05:55:07,224 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5cce196f1/dc0bfc55067a4f9ea7ef548dc7435993 [2024-05-06 05:55:07,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 05:55:07,227 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 05:55:07,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 05:55:07,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 05:55:07,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 05:55:07,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd41319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07, skipping insertion in model container [2024-05-06 05:55:07,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 05:55:07,750 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2024-05-06 05:55:07,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 05:55:07,793 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 05:55:07,826 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2024-05-06 05:55:07,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 05:55:07,912 INFO L206 MainTranslator]: Completed translation [2024-05-06 05:55:07,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07 WrapperNode [2024-05-06 05:55:07,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 05:55:07,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 05:55:07,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 05:55:07,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 05:55:07,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,959 INFO L138 Inliner]: procedures = 487, calls = 44, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 207 [2024-05-06 05:55:07,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 05:55:07,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 05:55:07,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 05:55:07,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 05:55:07,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:07,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 05:55:07,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 05:55:07,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 05:55:07,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 05:55:07,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (1/1) ... [2024-05-06 05:55:08,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 05:55:08,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 05:55:08,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 05:55:08,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 05:55:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2024-05-06 05:55:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2024-05-06 05:55:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 05:55:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 05:55:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2024-05-06 05:55:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2024-05-06 05:55:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 05:55:08,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 05:55:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 05:55:08,087 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 05:55:08,279 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 05:55:08,280 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 05:55:08,631 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 05:55:08,651 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 05:55:08,652 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-06 05:55:08,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 05:55:08 BoogieIcfgContainer [2024-05-06 05:55:08,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 05:55:08,655 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 05:55:08,655 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 05:55:08,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 05:55:08,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 05:55:07" (1/3) ... [2024-05-06 05:55:08,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bbeb78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 05:55:08, skipping insertion in model container [2024-05-06 05:55:08,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:55:07" (2/3) ... [2024-05-06 05:55:08,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bbeb78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 05:55:08, skipping insertion in model container [2024-05-06 05:55:08,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 05:55:08" (3/3) ... [2024-05-06 05:55:08,659 INFO L112 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2024-05-06 05:55:08,665 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 05:55:08,672 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 05:55:08,672 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-05-06 05:55:08,672 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 05:55:08,759 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-05-06 05:55:08,808 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 05:55:08,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 05:55:08,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 05:55:08,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 05:55:08,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 05:55:08,847 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 05:55:08,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:08,858 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 05:55:08,867 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cf1f91f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 05:55:08,867 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-05-06 05:55:08,887 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:08,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:08,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1513081017, now seen corresponding path program 1 times [2024-05-06 05:55:08,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:08,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374498902] [2024-05-06 05:55:08,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:08,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:09,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:09,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374498902] [2024-05-06 05:55:09,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374498902] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:09,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:09,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:09,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699413524] [2024-05-06 05:55:09,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:09,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:09,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:09,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:09,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:09,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:09,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:09,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 05:55:09,401 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:09,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:09,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1430145960, now seen corresponding path program 1 times [2024-05-06 05:55:09,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:09,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65839787] [2024-05-06 05:55:09,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:09,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:09,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:09,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65839787] [2024-05-06 05:55:09,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65839787] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:09,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:09,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-06 05:55:09,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103371746] [2024-05-06 05:55:09,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:09,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-06 05:55:09,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:09,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 05:55:09,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-06 05:55:09,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:09,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:09,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:09,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:09,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:09,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 05:55:09,637 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:09,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:09,637 INFO L85 PathProgramCache]: Analyzing trace with hash 832384147, now seen corresponding path program 1 times [2024-05-06 05:55:09,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:09,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958079392] [2024-05-06 05:55:09,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:09,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:09,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:09,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958079392] [2024-05-06 05:55:09,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958079392] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:09,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:09,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:09,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489071604] [2024-05-06 05:55:09,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:09,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:09,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:09,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:09,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:09,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:09,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:09,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:09,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:09,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-06 05:55:09,908 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:09,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:09,909 INFO L85 PathProgramCache]: Analyzing trace with hash 33422515, now seen corresponding path program 1 times [2024-05-06 05:55:09,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:09,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126858517] [2024-05-06 05:55:09,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:09,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:10,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:10,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126858517] [2024-05-06 05:55:10,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126858517] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:10,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:10,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:10,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575599034] [2024-05-06 05:55:10,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:10,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:10,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:10,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:10,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:10,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:10,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-06 05:55:10,125 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:10,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:10,126 INFO L85 PathProgramCache]: Analyzing trace with hash 848485503, now seen corresponding path program 1 times [2024-05-06 05:55:10,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:10,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521395260] [2024-05-06 05:55:10,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:10,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:10,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:10,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:10,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521395260] [2024-05-06 05:55:10,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521395260] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:10,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:10,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:10,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572724506] [2024-05-06 05:55:10,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:10,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:10,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:10,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:10,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:10,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,259 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:10,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:10,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-06 05:55:10,352 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread_usbThread1of1ForFork0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:10,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:10,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1054373355, now seen corresponding path program 1 times [2024-05-06 05:55:10,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:10,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956812431] [2024-05-06 05:55:10,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:10,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:10,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:10,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956812431] [2024-05-06 05:55:10,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956812431] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:10,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:10,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 05:55:10,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152789538] [2024-05-06 05:55:10,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:10,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 05:55:10,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:10,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 05:55:10,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 05:55:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,501 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:10,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:10,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:10,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:10,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-06 05:55:10,587 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:10,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:10,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1879097762, now seen corresponding path program 1 times [2024-05-06 05:55:10,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:10,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044420699] [2024-05-06 05:55:10,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:10,745 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-06 05:55:10,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:10,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044420699] [2024-05-06 05:55:10,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044420699] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:10,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:10,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:10,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133187009] [2024-05-06 05:55:10,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:10,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:10,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:10,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:10,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:10,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:10,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:10,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:10,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:11,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-06 05:55:11,050 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:11,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:11,051 INFO L85 PathProgramCache]: Analyzing trace with hash 957313689, now seen corresponding path program 1 times [2024-05-06 05:55:11,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:11,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621169746] [2024-05-06 05:55:11,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:11,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-06 05:55:11,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:11,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621169746] [2024-05-06 05:55:11,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621169746] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:11,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:11,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:11,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279211153] [2024-05-06 05:55:11,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:11,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:11,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:11,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:11,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:11,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:11,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:11,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:11,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:11,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-06 05:55:11,416 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:11,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:11,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1784497446, now seen corresponding path program 1 times [2024-05-06 05:55:11,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:11,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505953517] [2024-05-06 05:55:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:11,629 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-06 05:55:11,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:11,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505953517] [2024-05-06 05:55:11,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505953517] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:11,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:11,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:11,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770548238] [2024-05-06 05:55:11,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:11,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:11,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:11,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:11,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:11,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:11,631 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:11,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.4) internal successors, (167), 5 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:11,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:12,126 INFO L378 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 23 treesize of output 19 [2024-05-06 05:55:12,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1466060895, now seen corresponding path program 1 times [2024-05-06 05:55:12,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:12,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:12,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:12,429 INFO L378 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 23 treesize of output 19 [2024-05-06 05:55:12,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1102179775, now seen corresponding path program 1 times [2024-05-06 05:55:12,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:12,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:12,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:12,764 INFO L378 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 23 treesize of output 19 [2024-05-06 05:55:12,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1566182423, now seen corresponding path program 1 times [2024-05-06 05:55:12,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:12,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:12,907 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:13,118 INFO L378 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 23 treesize of output 19 [2024-05-06 05:55:13,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1115487539, now seen corresponding path program 2 times [2024-05-06 05:55:13,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:13,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:13,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:13,948 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 05:55:13,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 426 treesize of output 392 [2024-05-06 05:55:14,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1073710040, now seen corresponding path program 1 times [2024-05-06 05:55:14,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:14,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:14,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:14,252 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 05:55:14,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-05-06 05:55:14,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1491326042, now seen corresponding path program 1 times [2024-05-06 05:55:14,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:14,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 05:55:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-05-06 05:55:17,217 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 05:55:17,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 05:55:17,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1765621201, now seen corresponding path program 1 times [2024-05-06 05:55:17,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 05:55:17,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410849093] [2024-05-06 05:55:17,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 05:55:17,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 05:55:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 05:55:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 05:55:17,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 05:55:17,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410849093] [2024-05-06 05:55:17,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410849093] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 05:55:17,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 05:55:17,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 05:55:17,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714913548] [2024-05-06 05:55:17,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 05:55:17,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 05:55:17,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 05:55:17,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 05:55:17,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 05:55:17,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:17,279 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 05:55:17,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:19,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:19,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 05:55:19,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 12 remaining) [2024-05-06 05:55:19,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 12 remaining) [2024-05-06 05:55:19,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (9 of 12 remaining) [2024-05-06 05:55:19,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (8 of 12 remaining) [2024-05-06 05:55:19,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 12 remaining) [2024-05-06 05:55:19,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread_usbThread1of1ForFork0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 12 remaining) [2024-05-06 05:55:19,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-05-06 05:55:19,910 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 05:55:19,913 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 05:55:19,913 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 05:55:19,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 05:55:19 BasicIcfg [2024-05-06 05:55:19,916 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 05:55:19,916 INFO L158 Benchmark]: Toolchain (without parser) took 12688.54ms. Allocated memory was 216.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 141.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 80.4MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,916 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 158.3MB. Free memory was 122.7MB in the beginning and 122.7MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 05:55:19,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.85ms. Allocated memory is still 216.0MB. Free memory was 141.3MB in the beginning and 134.2MB in the end (delta: 7.0MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.87ms. Allocated memory is still 216.0MB. Free memory was 134.2MB in the beginning and 130.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,917 INFO L158 Benchmark]: Boogie Preprocessor took 29.26ms. Allocated memory is still 216.0MB. Free memory was 130.6MB in the beginning and 127.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,917 INFO L158 Benchmark]: RCFGBuilder took 658.39ms. Allocated memory is still 216.0MB. Free memory was 127.4MB in the beginning and 100.7MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,917 INFO L158 Benchmark]: TraceAbstraction took 11260.51ms. Allocated memory was 216.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 99.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 37.6MB. Max. memory is 8.0GB. [2024-05-06 05:55:19,918 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 158.3MB. Free memory was 122.7MB in the beginning and 122.7MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 684.85ms. Allocated memory is still 216.0MB. Free memory was 141.3MB in the beginning and 134.2MB in the end (delta: 7.0MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.87ms. Allocated memory is still 216.0MB. Free memory was 134.2MB in the beginning and 130.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.26ms. Allocated memory is still 216.0MB. Free memory was 130.6MB in the beginning and 127.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 658.39ms. Allocated memory is still 216.0MB. Free memory was 127.4MB in the beginning and 100.7MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 11260.51ms. Allocated memory was 216.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 99.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 37.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 430984, independent: 414295, independent conditional: 414289, independent unconditional: 6, dependent: 16689, dependent conditional: 16689, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 414351, independent: 414295, independent conditional: 414289, independent unconditional: 6, dependent: 56, dependent conditional: 56, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 414351, independent: 414295, independent conditional: 414289, independent unconditional: 6, dependent: 56, dependent conditional: 56, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 414351, independent: 414295, independent conditional: 414289, independent unconditional: 6, dependent: 56, dependent conditional: 56, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 195145, independent unconditional: 219150, dependent: 242, dependent conditional: 186, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 62754, independent unconditional: 351541, dependent: 242, dependent conditional: 0, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 62754, independent unconditional: 351541, dependent: 242, dependent conditional: 0, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4539, independent: 4535, independent conditional: 863, independent unconditional: 3672, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4539, independent: 4533, independent conditional: 0, independent unconditional: 4533, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 414537, independent: 409760, independent conditional: 61891, independent unconditional: 347869, dependent: 238, dependent conditional: 0, dependent unconditional: 238, unknown: 4539, unknown conditional: 863, unknown unconditional: 3676] , Statistics on independence cache: Total cache size (in pairs): 4539, Positive cache size: 4535, Positive conditional cache size: 863, Positive unconditional cache size: 3672, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 132577, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 195145, independent unconditional: 219150, dependent: 242, dependent conditional: 186, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 62754, independent unconditional: 351541, dependent: 242, dependent conditional: 0, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 414537, independent: 414295, independent conditional: 62754, independent unconditional: 351541, dependent: 242, dependent conditional: 0, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4539, independent: 4535, independent conditional: 863, independent unconditional: 3672, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4539, independent: 4533, independent conditional: 0, independent unconditional: 4533, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 414537, independent: 409760, independent conditional: 61891, independent unconditional: 347869, dependent: 238, dependent conditional: 0, dependent unconditional: 238, unknown: 4539, unknown conditional: 863, unknown unconditional: 3676] , Statistics on independence cache: Total cache size (in pairs): 4539, Positive cache size: 4535, Positive conditional cache size: 863, Positive unconditional cache size: 3672, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 132577 ], Independence queries for same thread: 16633 - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 319 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 9.2s, 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: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1165 NumberOfCodeBlocks, 1165 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1155 ConstructedInterpolants, 0 QuantifiedInterpolants, 1309 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 170/170 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 2.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 6, ConditionalCommutativityTraceChecks: 6, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 05:55:19,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 05:55:20,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...