/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 01:10:24,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 01:10:24,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 01:10:24,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 01:10:24,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 01:10:24,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 01:10:24,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 01:10:24,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 01:10:24,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 01:10:24,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 01:10:24,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 01:10:24,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 01:10:24,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 01:10:24,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 01:10:24,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 01:10:24,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 01:10:24,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 01:10:24,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 01:10:24,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 01:10:24,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 01:10:24,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 01:10:24,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 01:10:24,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 01:10:24,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 01:10:24,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 01:10:24,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 01:10:24,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 01:10:24,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 01:10:24,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 01:10:24,324 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 01:10:24,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 01:10:24,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 01:10:24,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 01:10:24,328 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 01:10:24,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 01:10:24,328 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 01:10:24,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 01:10:24,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 01:10:24,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 01:10:24,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 01:10:24,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 01:10:24,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 01:10:24,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 01:10:24,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 01:10:24,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 01:10:24,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 01:10:24,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 01:10:24,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 01:10:24,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 01:10:24,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 01:10:24,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 01:10:24,333 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 01:10:24,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 01:10:24,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 01:10:24,333 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 01:10:24,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 01:10:24,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 01:10:24,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 01:10:24,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 01:10:24,683 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 01:10:24,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-26 01:10:24,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7a19881/c9c1767fa13340c2974199248e19a9ca/FLAG34fe0592c [2021-03-26 01:10:25,735 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 01:10:25,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-26 01:10:25,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7a19881/c9c1767fa13340c2974199248e19a9ca/FLAG34fe0592c [2021-03-26 01:10:26,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7a19881/c9c1767fa13340c2974199248e19a9ca [2021-03-26 01:10:26,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 01:10:26,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 01:10:26,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 01:10:26,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 01:10:26,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 01:10:26,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:26,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c88c1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26, skipping insertion in model container [2021-03-26 01:10:26,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:26,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 01:10:26,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 01:10:26,622 WARN L226 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_2-thread_local_vars.i[76081,76094] [2021-03-26 01:10:26,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 01:10:26,652 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 01:10:26,693 WARN L226 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_2-thread_local_vars.i[76081,76094] [2021-03-26 01:10:26,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 01:10:26,965 INFO L208 MainTranslator]: Completed translation [2021-03-26 01:10:26,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26 WrapperNode [2021-03-26 01:10:26,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 01:10:26,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 01:10:26,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 01:10:26,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 01:10:26,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 01:10:27,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 01:10:27,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 01:10:27,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 01:10:27,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... [2021-03-26 01:10:27,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 01:10:27,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 01:10:27,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 01:10:27,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 01:10:27,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 01:10:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-03-26 01:10:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-03-26 01:10:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 01:10:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 01:10:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-03-26 01:10:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 01:10:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 01:10:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 01:10:27,165 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 01:10:27,640 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 01:10:27,640 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-03-26 01:10:27,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 01:10:27 BoogieIcfgContainer [2021-03-26 01:10:27,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 01:10:27,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 01:10:27,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 01:10:27,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 01:10:27,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 01:10:26" (1/3) ... [2021-03-26 01:10:27,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e25d429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 01:10:27, skipping insertion in model container [2021-03-26 01:10:27,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:10:26" (2/3) ... [2021-03-26 01:10:27,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e25d429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 01:10:27, skipping insertion in model container [2021-03-26 01:10:27,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 01:10:27" (3/3) ... [2021-03-26 01:10:27,647 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2021-03-26 01:10:27,651 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 01:10:27,655 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2021-03-26 01:10:27,656 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 01:10:27,683 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,683 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,683 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,683 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,683 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,684 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,687 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,687 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,687 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,687 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,687 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,688 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,689 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,690 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,691 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,691 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,691 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,691 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,693 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,694 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,696 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,698 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,711 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,712 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,712 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,712 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,713 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,716 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,716 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,716 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,717 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,721 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,722 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,722 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,722 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,722 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,723 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,723 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,723 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,723 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,723 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,724 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,725 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,726 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,727 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,727 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,727 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,727 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,727 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,728 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,729 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,730 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,731 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,732 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,733 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,734 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,735 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,735 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,735 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,735 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,740 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,741 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,742 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,743 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,746 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,746 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,747 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,747 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,748 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,749 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,749 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,749 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,750 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,751 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,752 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,752 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,752 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,752 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,752 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,753 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,753 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,753 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,753 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,753 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,756 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,757 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,759 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,759 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,759 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,759 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,759 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,760 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,760 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,760 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,760 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:10:27,775 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-26 01:10:27,791 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-03-26 01:10:27,821 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:10:27,821 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:10:27,821 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:10:27,821 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:10:27,821 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:10:27,822 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:10:27,822 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:10:27,822 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:10:27,844 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 263 places, 299 transitions, 640 flow [2021-03-26 01:10:28,001 INFO L129 PetriNetUnfolder]: 69/533 cut-off events. [2021-03-26 01:10:28,002 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:10:28,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 556 conditions, 533 events. 69/533 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1328 event pairs, 0 based on Foata normal form. 0/438 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-26 01:10:28,019 INFO L82 GeneralOperation]: Start removeDead. Operand has 263 places, 299 transitions, 640 flow [2021-03-26 01:10:28,028 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 182 places, 200 transitions, 423 flow [2021-03-26 01:10:28,030 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:28,041 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-26 01:10:28,044 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-26 01:10:28,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 200 transitions, 423 flow [2021-03-26 01:10:28,107 INFO L129 PetriNetUnfolder]: 67/520 cut-off events. [2021-03-26 01:10:28,107 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:10:28,111 INFO L84 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 520 events. 67/520 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1256 event pairs, 0 based on Foata normal form. 0/428 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-26 01:10:28,126 INFO L142 LiptonReduction]: Number of co-enabled transitions 11296 [2021-03-26 01:10:33,667 INFO L154 LiptonReduction]: Checked pairs total: 10215 [2021-03-26 01:10:33,668 INFO L156 LiptonReduction]: Total number of compositions: 122 [2021-03-26 01:10:33,671 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5642 [2021-03-26 01:10:33,681 INFO L129 PetriNetUnfolder]: 0/4 cut-off events. [2021-03-26 01:10:33,681 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:10:33,682 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:33,682 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-03-26 01:10:33,683 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:33,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:33,688 INFO L82 PathProgramCache]: Analyzing trace with hash 23312864, now seen corresponding path program 1 times [2021-03-26 01:10:33,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:33,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720438080] [2021-03-26 01:10:33,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:33,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:33,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:33,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720438080] [2021-03-26 01:10:33,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:33,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 01:10:33,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582856549] [2021-03-26 01:10:33,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 01:10:33,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:33,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 01:10:33,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 01:10:33,946 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 421 [2021-03-26 01:10:33,950 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 129 transitions, 281 flow. Second operand has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 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) [2021-03-26 01:10:33,950 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:33,950 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 421 [2021-03-26 01:10:33,951 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:33,988 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-26 01:10:33,989 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:10:33,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 347 events. 34/347 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 0 based on Foata normal form. 22/308 useless extension candidates. Maximal degree in co-relation 367. Up to 13 conditions per place. [2021-03-26 01:10:33,992 INFO L132 encePairwiseOnDemand]: 411/421 looper letters, 0 selfloop transitions, 0 changer transitions 0/114 dead transitions. [2021-03-26 01:10:33,992 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 114 transitions, 251 flow [2021-03-26 01:10:33,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 01:10:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 01:10:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 740 transitions. [2021-03-26 01:10:34,005 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8788598574821853 [2021-03-26 01:10:34,006 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 740 transitions. [2021-03-26 01:10:34,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 740 transitions. [2021-03-26 01:10:34,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:34,010 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 740 transitions. [2021-03-26 01:10:34,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 370.0) internal successors, (740), 2 states have internal predecessors, (740), 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) [2021-03-26 01:10:34,020 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 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) [2021-03-26 01:10:34,021 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 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) [2021-03-26 01:10:34,023 INFO L185 Difference]: Start difference. First operand has 114 places, 129 transitions, 281 flow. Second operand 2 states and 740 transitions. [2021-03-26 01:10:34,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 114 transitions, 251 flow [2021-03-26 01:10:34,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 114 transitions, 247 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 01:10:34,028 INFO L241 Difference]: Finished difference. Result has 107 places, 114 transitions, 247 flow [2021-03-26 01:10:34,030 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=421, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=247, PETRI_PLACES=107, PETRI_TRANSITIONS=114} [2021-03-26 01:10:34,031 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -7 predicate places. [2021-03-26 01:10:34,031 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:34,031 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-26 01:10:34,031 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-26 01:10:34,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 114 transitions, 247 flow [2021-03-26 01:10:34,058 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-26 01:10:34,059 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-26 01:10:34,060 INFO L84 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 347 events. 34/347 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 718 event pairs, 0 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 215. Up to 13 conditions per place. [2021-03-26 01:10:34,064 INFO L142 LiptonReduction]: Number of co-enabled transitions 3822 [2021-03-26 01:10:35,607 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-26 01:10:35,761 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-26 01:10:36,066 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-26 01:10:36,211 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-26 01:10:36,891 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2021-03-26 01:10:37,075 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-26 01:10:37,449 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-03-26 01:10:37,667 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-03-26 01:10:38,306 INFO L154 LiptonReduction]: Checked pairs total: 7411 [2021-03-26 01:10:38,306 INFO L156 LiptonReduction]: Total number of compositions: 32 [2021-03-26 01:10:38,306 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4275 [2021-03-26 01:10:38,308 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 100 transitions, 219 flow [2021-03-26 01:10:38,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 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) [2021-03-26 01:10:38,309 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:38,309 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:38,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 01:10:38,310 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:38,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:38,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1270506738, now seen corresponding path program 1 times [2021-03-26 01:10:38,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:38,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949554773] [2021-03-26 01:10:38,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:38,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:38,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:38,417 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 01:10:38,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:38,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949554773] [2021-03-26 01:10:38,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:38,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:10:38,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397958511] [2021-03-26 01:10:38,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:10:38,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:38,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:10:38,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:10:38,427 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 345 out of 453 [2021-03-26 01:10:38,428 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 100 transitions, 219 flow. Second operand has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 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) [2021-03-26 01:10:38,428 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:38,428 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 345 of 453 [2021-03-26 01:10:38,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:38,694 INFO L129 PetriNetUnfolder]: 521/2291 cut-off events. [2021-03-26 01:10:38,694 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 01:10:38,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2899 conditions, 2291 events. 521/2291 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 15449 event pairs, 206 based on Foata normal form. 1/1795 useless extension candidates. Maximal degree in co-relation 466. Up to 527 conditions per place. [2021-03-26 01:10:38,710 INFO L132 encePairwiseOnDemand]: 452/453 looper letters, 16 selfloop transitions, 0 changer transitions 1/99 dead transitions. [2021-03-26 01:10:38,710 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 99 transitions, 251 flow [2021-03-26 01:10:38,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 01:10:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 01:10:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 708 transitions. [2021-03-26 01:10:38,714 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7814569536423841 [2021-03-26 01:10:38,714 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 708 transitions. [2021-03-26 01:10:38,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 708 transitions. [2021-03-26 01:10:38,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:38,714 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 708 transitions. [2021-03-26 01:10:38,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 354.0) internal successors, (708), 2 states have internal predecessors, (708), 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) [2021-03-26 01:10:38,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 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) [2021-03-26 01:10:38,719 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 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) [2021-03-26 01:10:38,719 INFO L185 Difference]: Start difference. First operand has 92 places, 100 transitions, 219 flow. Second operand 2 states and 708 transitions. [2021-03-26 01:10:38,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 99 transitions, 251 flow [2021-03-26 01:10:38,721 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 99 transitions, 251 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:10:38,723 INFO L241 Difference]: Finished difference. Result has 92 places, 98 transitions, 215 flow [2021-03-26 01:10:38,723 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=217, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=215, PETRI_PLACES=92, PETRI_TRANSITIONS=98} [2021-03-26 01:10:38,724 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-26 01:10:38,726 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:38,727 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-26 01:10:38,728 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-26 01:10:38,729 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 215 flow [2021-03-26 01:10:38,750 INFO L129 PetriNetUnfolder]: 34/307 cut-off events. [2021-03-26 01:10:38,750 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-26 01:10:38,751 INFO L84 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 307 events. 34/307 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 556 event pairs, 0 based on Foata normal form. 0/247 useless extension candidates. Maximal degree in co-relation 197. Up to 12 conditions per place. [2021-03-26 01:10:38,755 INFO L142 LiptonReduction]: Number of co-enabled transitions 3008 [2021-03-26 01:10:39,359 INFO L154 LiptonReduction]: Checked pairs total: 3286 [2021-03-26 01:10:39,359 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-26 01:10:39,359 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 633 [2021-03-26 01:10:39,361 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 93 transitions, 205 flow [2021-03-26 01:10:39,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 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) [2021-03-26 01:10:39,362 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:39,363 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:39,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 01:10:39,363 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:39,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:39,363 INFO L82 PathProgramCache]: Analyzing trace with hash 673073203, now seen corresponding path program 1 times [2021-03-26 01:10:39,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:39,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329352902] [2021-03-26 01:10:39,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:39,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:39,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:39,457 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-26 01:10:39,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:39,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329352902] [2021-03-26 01:10:39,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:39,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:10:39,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52343578] [2021-03-26 01:10:39,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:10:39,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:39,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:10:39,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:10:39,465 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 460 [2021-03-26 01:10:39,466 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 93 transitions, 205 flow. Second operand has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 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) [2021-03-26 01:10:39,466 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:39,466 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 460 [2021-03-26 01:10:39,466 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:39,658 INFO L129 PetriNetUnfolder]: 554/1562 cut-off events. [2021-03-26 01:10:39,658 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 01:10:39,662 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2313 conditions, 1562 events. 554/1562 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 7565 event pairs, 155 based on Foata normal form. 0/1204 useless extension candidates. Maximal degree in co-relation 1218. Up to 518 conditions per place. [2021-03-26 01:10:39,669 INFO L132 encePairwiseOnDemand]: 453/460 looper letters, 18 selfloop transitions, 6 changer transitions 0/101 dead transitions. [2021-03-26 01:10:39,669 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 101 transitions, 269 flow [2021-03-26 01:10:39,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:10:39,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:10:39,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1069 transitions. [2021-03-26 01:10:39,672 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7746376811594203 [2021-03-26 01:10:39,672 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1069 transitions. [2021-03-26 01:10:39,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1069 transitions. [2021-03-26 01:10:39,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:39,673 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1069 transitions. [2021-03-26 01:10:39,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 356.3333333333333) internal successors, (1069), 3 states have internal predecessors, (1069), 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) [2021-03-26 01:10:39,677 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 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) [2021-03-26 01:10:39,678 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 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) [2021-03-26 01:10:39,678 INFO L185 Difference]: Start difference. First operand has 85 places, 93 transitions, 205 flow. Second operand 3 states and 1069 transitions. [2021-03-26 01:10:39,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 101 transitions, 269 flow [2021-03-26 01:10:39,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 101 transitions, 269 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:10:39,684 INFO L241 Difference]: Finished difference. Result has 89 places, 97 transitions, 247 flow [2021-03-26 01:10:39,684 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=247, PETRI_PLACES=89, PETRI_TRANSITIONS=97} [2021-03-26 01:10:39,684 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-26 01:10:39,684 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:39,685 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 97 transitions, 247 flow [2021-03-26 01:10:39,685 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 97 transitions, 247 flow [2021-03-26 01:10:39,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 97 transitions, 247 flow [2021-03-26 01:10:39,723 INFO L129 PetriNetUnfolder]: 129/590 cut-off events. [2021-03-26 01:10:39,723 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-26 01:10:39,725 INFO L84 FinitePrefix]: Finished finitePrefix Result has 824 conditions, 590 events. 129/590 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1789 event pairs, 6 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 416. Up to 93 conditions per place. [2021-03-26 01:10:39,730 INFO L142 LiptonReduction]: Number of co-enabled transitions 2766 [2021-03-26 01:10:39,793 INFO L154 LiptonReduction]: Checked pairs total: 670 [2021-03-26 01:10:39,793 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 01:10:39,793 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 109 [2021-03-26 01:10:39,798 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 95 transitions, 243 flow [2021-03-26 01:10:39,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 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) [2021-03-26 01:10:39,799 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:39,799 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:39,799 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 01:10:39,799 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:39,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:39,799 INFO L82 PathProgramCache]: Analyzing trace with hash -856999874, now seen corresponding path program 1 times [2021-03-26 01:10:39,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:39,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650675755] [2021-03-26 01:10:39,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:39,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:39,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:39,885 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 01:10:39,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:39,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650675755] [2021-03-26 01:10:39,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:39,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:10:39,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707980878] [2021-03-26 01:10:39,889 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:10:39,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:39,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:10:39,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:10:39,892 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 462 [2021-03-26 01:10:39,893 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 95 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 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) [2021-03-26 01:10:39,893 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:39,893 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 462 [2021-03-26 01:10:39,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:40,096 INFO L129 PetriNetUnfolder]: 608/1942 cut-off events. [2021-03-26 01:10:40,096 INFO L130 PetriNetUnfolder]: For 607/684 co-relation queries the response was YES. [2021-03-26 01:10:40,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3419 conditions, 1942 events. 608/1942 cut-off events. For 607/684 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 10650 event pairs, 112 based on Foata normal form. 10/1609 useless extension candidates. Maximal degree in co-relation 1855. Up to 651 conditions per place. [2021-03-26 01:10:40,111 INFO L132 encePairwiseOnDemand]: 452/462 looper letters, 23 selfloop transitions, 8 changer transitions 0/106 dead transitions. [2021-03-26 01:10:40,111 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 106 transitions, 341 flow [2021-03-26 01:10:40,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:10:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:10:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-26 01:10:40,114 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7792207792207793 [2021-03-26 01:10:40,114 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:40,115 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 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) [2021-03-26 01:10:40,119 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 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) [2021-03-26 01:10:40,120 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 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) [2021-03-26 01:10:40,120 INFO L185 Difference]: Start difference. First operand has 88 places, 95 transitions, 243 flow. Second operand 3 states and 1080 transitions. [2021-03-26 01:10:40,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 106 transitions, 341 flow [2021-03-26 01:10:40,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 106 transitions, 325 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 01:10:40,128 INFO L241 Difference]: Finished difference. Result has 89 places, 101 transitions, 293 flow [2021-03-26 01:10:40,128 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=293, PETRI_PLACES=89, PETRI_TRANSITIONS=101} [2021-03-26 01:10:40,128 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-26 01:10:40,128 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:40,128 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 101 transitions, 293 flow [2021-03-26 01:10:40,128 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 101 transitions, 293 flow [2021-03-26 01:10:40,129 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 101 transitions, 293 flow [2021-03-26 01:10:40,181 INFO L129 PetriNetUnfolder]: 247/816 cut-off events. [2021-03-26 01:10:40,182 INFO L130 PetriNetUnfolder]: For 227/357 co-relation queries the response was YES. [2021-03-26 01:10:40,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1406 conditions, 816 events. 247/816 cut-off events. For 227/357 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3578 event pairs, 18 based on Foata normal form. 0/639 useless extension candidates. Maximal degree in co-relation 679. Up to 220 conditions per place. [2021-03-26 01:10:40,193 INFO L142 LiptonReduction]: Number of co-enabled transitions 2894 [2021-03-26 01:10:40,245 INFO L154 LiptonReduction]: Checked pairs total: 403 [2021-03-26 01:10:40,245 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 01:10:40,245 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 117 [2021-03-26 01:10:40,247 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 101 transitions, 293 flow [2021-03-26 01:10:40,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 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) [2021-03-26 01:10:40,248 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:40,248 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:40,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 01:10:40,249 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:40,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:40,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1706897828, now seen corresponding path program 1 times [2021-03-26 01:10:40,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:40,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148421784] [2021-03-26 01:10:40,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:40,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:40,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:40,311 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 01:10:40,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:40,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148421784] [2021-03-26 01:10:40,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:40,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:10:40,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100888529] [2021-03-26 01:10:40,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:10:40,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:40,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:10:40,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:10:40,322 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 462 [2021-03-26 01:10:40,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 101 transitions, 293 flow. Second operand has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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) [2021-03-26 01:10:40,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:40,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 462 [2021-03-26 01:10:40,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:40,559 INFO L129 PetriNetUnfolder]: 654/2242 cut-off events. [2021-03-26 01:10:40,560 INFO L130 PetriNetUnfolder]: For 1073/1579 co-relation queries the response was YES. [2021-03-26 01:10:40,566 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4227 conditions, 2242 events. 654/2242 cut-off events. For 1073/1579 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 13204 event pairs, 98 based on Foata normal form. 55/1934 useless extension candidates. Maximal degree in co-relation 1867. Up to 483 conditions per place. [2021-03-26 01:10:40,576 INFO L132 encePairwiseOnDemand]: 453/462 looper letters, 26 selfloop transitions, 11 changer transitions 0/112 dead transitions. [2021-03-26 01:10:40,577 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 112 transitions, 416 flow [2021-03-26 01:10:40,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:10:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:10:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-26 01:10:40,579 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7792207792207793 [2021-03-26 01:10:40,579 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:40,580 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-26 01:10:40,582 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 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) [2021-03-26 01:10:40,584 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 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) [2021-03-26 01:10:40,585 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 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) [2021-03-26 01:10:40,585 INFO L185 Difference]: Start difference. First operand has 89 places, 101 transitions, 293 flow. Second operand 3 states and 1080 transitions. [2021-03-26 01:10:40,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 112 transitions, 416 flow [2021-03-26 01:10:40,588 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 112 transitions, 407 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 01:10:40,589 INFO L241 Difference]: Finished difference. Result has 92 places, 107 transitions, 377 flow [2021-03-26 01:10:40,589 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=279, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=377, PETRI_PLACES=92, PETRI_TRANSITIONS=107} [2021-03-26 01:10:40,589 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-26 01:10:40,589 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:40,589 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 107 transitions, 377 flow [2021-03-26 01:10:40,589 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 107 transitions, 377 flow [2021-03-26 01:10:40,590 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 107 transitions, 377 flow [2021-03-26 01:10:40,673 INFO L129 PetriNetUnfolder]: 327/1234 cut-off events. [2021-03-26 01:10:40,673 INFO L130 PetriNetUnfolder]: For 762/1014 co-relation queries the response was YES. [2021-03-26 01:10:40,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2336 conditions, 1234 events. 327/1234 cut-off events. For 762/1014 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 6019 event pairs, 30 based on Foata normal form. 1/982 useless extension candidates. Maximal degree in co-relation 871. Up to 284 conditions per place. [2021-03-26 01:10:40,688 INFO L142 LiptonReduction]: Number of co-enabled transitions 3278 [2021-03-26 01:10:40,883 INFO L154 LiptonReduction]: Checked pairs total: 1030 [2021-03-26 01:10:40,884 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 01:10:40,884 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 295 [2021-03-26 01:10:40,888 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 107 transitions, 377 flow [2021-03-26 01:10:40,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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) [2021-03-26 01:10:40,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:40,889 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:40,890 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 01:10:40,890 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:40,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:40,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1349484562, now seen corresponding path program 1 times [2021-03-26 01:10:40,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:40,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208405206] [2021-03-26 01:10:40,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:40,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:40,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:40,963 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 01:10:40,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:40,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:40,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:10:40,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:40,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:10:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:40,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208405206] [2021-03-26 01:10:40,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:40,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 01:10:40,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484119180] [2021-03-26 01:10:40,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 01:10:40,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:40,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 01:10:40,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 01:10:40,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 463 [2021-03-26 01:10:40,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 107 transitions, 377 flow. Second operand has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 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) [2021-03-26 01:10:40,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:40,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 463 [2021-03-26 01:10:40,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:41,651 INFO L129 PetriNetUnfolder]: 1640/5054 cut-off events. [2021-03-26 01:10:41,652 INFO L130 PetriNetUnfolder]: For 5535/6462 co-relation queries the response was YES. [2021-03-26 01:10:41,668 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11210 conditions, 5054 events. 1640/5054 cut-off events. For 5535/6462 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 37269 event pairs, 95 based on Foata normal form. 39/4326 useless extension candidates. Maximal degree in co-relation 6014. Up to 1048 conditions per place. [2021-03-26 01:10:41,697 INFO L132 encePairwiseOnDemand]: 446/463 looper letters, 103 selfloop transitions, 39 changer transitions 1/209 dead transitions. [2021-03-26 01:10:41,697 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 209 transitions, 1265 flow [2021-03-26 01:10:41,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 01:10:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 01:10:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3098 transitions. [2021-03-26 01:10:41,703 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7434605231581474 [2021-03-26 01:10:41,703 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3098 transitions. [2021-03-26 01:10:41,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3098 transitions. [2021-03-26 01:10:41,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:41,705 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3098 transitions. [2021-03-26 01:10:41,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 344.22222222222223) internal successors, (3098), 9 states have internal predecessors, (3098), 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) [2021-03-26 01:10:41,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 463.0) internal successors, (4630), 10 states have internal predecessors, (4630), 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) [2021-03-26 01:10:41,719 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 463.0) internal successors, (4630), 10 states have internal predecessors, (4630), 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) [2021-03-26 01:10:41,719 INFO L185 Difference]: Start difference. First operand has 92 places, 107 transitions, 377 flow. Second operand 9 states and 3098 transitions. [2021-03-26 01:10:41,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 209 transitions, 1265 flow [2021-03-26 01:10:41,728 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 209 transitions, 1185 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 01:10:41,731 INFO L241 Difference]: Finished difference. Result has 104 places, 145 transitions, 758 flow [2021-03-26 01:10:41,732 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=463, PETRI_DIFFERENCE_MINUEND_FLOW=355, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=758, PETRI_PLACES=104, PETRI_TRANSITIONS=145} [2021-03-26 01:10:41,732 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -10 predicate places. [2021-03-26 01:10:41,732 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:41,732 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 145 transitions, 758 flow [2021-03-26 01:10:41,732 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 145 transitions, 758 flow [2021-03-26 01:10:41,733 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 145 transitions, 758 flow [2021-03-26 01:10:42,004 INFO L129 PetriNetUnfolder]: 842/3286 cut-off events. [2021-03-26 01:10:42,004 INFO L130 PetriNetUnfolder]: For 2855/3139 co-relation queries the response was YES. [2021-03-26 01:10:42,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6651 conditions, 3286 events. 842/3286 cut-off events. For 2855/3139 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 22995 event pairs, 40 based on Foata normal form. 24/2714 useless extension candidates. Maximal degree in co-relation 3247. Up to 658 conditions per place. [2021-03-26 01:10:42,054 INFO L142 LiptonReduction]: Number of co-enabled transitions 4276 [2021-03-26 01:10:43,781 INFO L154 LiptonReduction]: Checked pairs total: 2675 [2021-03-26 01:10:43,782 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-26 01:10:43,782 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2050 [2021-03-26 01:10:43,783 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 145 transitions, 758 flow [2021-03-26 01:10:43,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 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) [2021-03-26 01:10:43,784 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:43,784 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:43,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 01:10:43,784 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:43,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:43,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1104133707, now seen corresponding path program 1 times [2021-03-26 01:10:43,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:43,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020697170] [2021-03-26 01:10:43,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:10:43,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:43,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:43,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:43,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:43,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:10:43,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:10:43,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:10:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:10:43,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020697170] [2021-03-26 01:10:43,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:10:43,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 01:10:43,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883128067] [2021-03-26 01:10:43,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 01:10:43,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:10:43,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 01:10:43,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-26 01:10:43,851 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 473 [2021-03-26 01:10:43,868 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 145 transitions, 758 flow. Second operand has 6 states, 6 states have (on average 389.0) internal successors, (2334), 6 states have internal predecessors, (2334), 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) [2021-03-26 01:10:43,869 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:10:43,869 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 473 [2021-03-26 01:10:43,869 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:10:44,509 INFO L129 PetriNetUnfolder]: 1376/4843 cut-off events. [2021-03-26 01:10:44,509 INFO L130 PetriNetUnfolder]: For 4456/5215 co-relation queries the response was YES. [2021-03-26 01:10:44,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11071 conditions, 4843 events. 1376/4843 cut-off events. For 4456/5215 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 37595 event pairs, 108 based on Foata normal form. 96/3930 useless extension candidates. Maximal degree in co-relation 5834. Up to 1121 conditions per place. [2021-03-26 01:10:44,549 INFO L132 encePairwiseOnDemand]: 463/473 looper letters, 31 selfloop transitions, 14 changer transitions 1/169 dead transitions. [2021-03-26 01:10:44,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 169 transitions, 900 flow [2021-03-26 01:10:44,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 01:10:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 01:10:44,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 4300 transitions. [2021-03-26 01:10:44,559 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8264462809917356 [2021-03-26 01:10:44,559 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 4300 transitions. [2021-03-26 01:10:44,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 4300 transitions. [2021-03-26 01:10:44,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:10:44,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 4300 transitions. [2021-03-26 01:10:44,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 390.90909090909093) internal successors, (4300), 11 states have internal predecessors, (4300), 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) [2021-03-26 01:10:44,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 473.0) internal successors, (5676), 12 states have internal predecessors, (5676), 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) [2021-03-26 01:10:44,579 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 473.0) internal successors, (5676), 12 states have internal predecessors, (5676), 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) [2021-03-26 01:10:44,579 INFO L185 Difference]: Start difference. First operand has 104 places, 145 transitions, 758 flow. Second operand 11 states and 4300 transitions. [2021-03-26 01:10:44,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 169 transitions, 900 flow [2021-03-26 01:10:44,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 169 transitions, 876 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-03-26 01:10:44,593 INFO L241 Difference]: Finished difference. Result has 124 places, 156 transitions, 842 flow [2021-03-26 01:10:44,593 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=473, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=842, PETRI_PLACES=124, PETRI_TRANSITIONS=156} [2021-03-26 01:10:44,593 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, 10 predicate places. [2021-03-26 01:10:44,593 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:10:44,594 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 156 transitions, 842 flow [2021-03-26 01:10:44,594 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 156 transitions, 842 flow [2021-03-26 01:10:44,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 156 transitions, 842 flow [2021-03-26 01:10:45,082 INFO L129 PetriNetUnfolder]: 1414/5203 cut-off events. [2021-03-26 01:10:45,082 INFO L130 PetriNetUnfolder]: For 4073/4377 co-relation queries the response was YES. [2021-03-26 01:10:45,113 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11397 conditions, 5203 events. 1414/5203 cut-off events. For 4073/4377 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 41526 event pairs, 75 based on Foata normal form. 30/4166 useless extension candidates. Maximal degree in co-relation 6492. Up to 1101 conditions per place. [2021-03-26 01:10:45,167 INFO L142 LiptonReduction]: Number of co-enabled transitions 4762 [2021-03-26 01:10:52,002 INFO L154 LiptonReduction]: Checked pairs total: 2728 [2021-03-26 01:10:52,002 INFO L156 LiptonReduction]: Total number of compositions: 9 [2021-03-26 01:10:52,002 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7409 [2021-03-26 01:10:52,004 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 152 transitions, 828 flow [2021-03-26 01:10:52,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 389.0) internal successors, (2334), 6 states have internal predecessors, (2334), 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) [2021-03-26 01:10:52,005 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:10:52,005 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:10:52,005 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 01:10:52,005 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 01:10:52,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:10:52,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1720793766, now seen corresponding path program 1 times [2021-03-26 01:10:52,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:10:52,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545301940] [2021-03-26 01:10:52,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:10:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:10:52,028 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:10:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:10:52,043 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:10:52,065 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:10:52,066 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:10:52,066 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 01:10:52,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 01:10:52 BasicIcfg [2021-03-26 01:10:52,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 01:10:52,117 INFO L168 Benchmark]: Toolchain (without parser) took 26015.77 ms. Allocated memory was 255.9 MB in the beginning and 612.4 MB in the end (delta: 356.5 MB). Free memory was 232.6 MB in the beginning and 281.9 MB in the end (delta: -49.4 MB). Peak memory consumption was 305.8 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,117 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 01:10:52,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.79 ms. Allocated memory was 255.9 MB in the beginning and 350.2 MB in the end (delta: 94.4 MB). Free memory was 232.2 MB in the beginning and 318.2 MB in the end (delta: -86.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.48 ms. Allocated memory is still 350.2 MB. Free memory was 318.2 MB in the beginning and 315.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,118 INFO L168 Benchmark]: Boogie Preprocessor took 47.58 ms. Allocated memory is still 350.2 MB. Free memory was 315.0 MB in the beginning and 311.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,118 INFO L168 Benchmark]: RCFGBuilder took 531.97 ms. Allocated memory is still 350.2 MB. Free memory was 311.9 MB in the beginning and 261.6 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,118 INFO L168 Benchmark]: TraceAbstraction took 24473.78 ms. Allocated memory was 350.2 MB in the beginning and 612.4 MB in the end (delta: 262.1 MB). Free memory was 260.5 MB in the beginning and 281.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 240.7 MB. Max. memory is 16.0 GB. [2021-03-26 01:10:52,119 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 863.79 ms. Allocated memory was 255.9 MB in the beginning and 350.2 MB in the end (delta: 94.4 MB). Free memory was 232.2 MB in the beginning and 318.2 MB in the end (delta: -86.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 92.48 ms. Allocated memory is still 350.2 MB. Free memory was 318.2 MB in the beginning and 315.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 47.58 ms. Allocated memory is still 350.2 MB. Free memory was 315.0 MB in the beginning and 311.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 531.97 ms. Allocated memory is still 350.2 MB. Free memory was 311.9 MB in the beginning and 261.6 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 24473.78 ms. Allocated memory was 350.2 MB in the beginning and 612.4 MB in the end (delta: 262.1 MB). Free memory was 260.5 MB in the beginning and 281.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 240.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5623.4ms, 182 PlacesBefore, 114 PlacesAfterwards, 200 TransitionsBefore, 129 TransitionsAfterwards, 11296 CoEnabledTransitionPairs, 6 FixpointIterations, 41 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 34 ConcurrentYvCompositions, 3 ChoiceCompositions, 122 TotalNumberOfCompositions, 10215 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6994, positive: 6946, positive conditional: 6946, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5709, positive: 5685, positive conditional: 0, positive unconditional: 5685, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5709, positive: 5685, positive conditional: 0, positive unconditional: 5685, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5709, positive: 5684, positive conditional: 0, positive unconditional: 5684, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2665, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 2577, unknown conditional: 0, unknown unconditional: 2577] ], Cache Queries: [ total: 6994, positive: 1261, positive conditional: 1261, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 5709, unknown conditional: 5709, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 297, Positive conditional cache size: 297, Positive unconditional cache size: 0, Negative cache size: 12, Negative conditional cache size: 12, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4274.6ms, 107 PlacesBefore, 92 PlacesAfterwards, 114 TransitionsBefore, 100 TransitionsAfterwards, 3822 CoEnabledTransitionPairs, 6 FixpointIterations, 7 TrivialSequentialCompositions, 13 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 7 ConcurrentYvCompositions, 0 ChoiceCompositions, 32 TotalNumberOfCompositions, 7411 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2830, positive: 2752, positive conditional: 2752, positive unconditional: 0, negative: 78, negative conditional: 78, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1292, positive: 1277, positive conditional: 0, positive unconditional: 1277, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1292, positive: 1277, positive conditional: 0, positive unconditional: 1277, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1292, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 68, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2830, positive: 1475, positive conditional: 1475, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 1292, unknown conditional: 1292, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 527, Positive cache size: 513, Positive conditional cache size: 513, Positive unconditional cache size: 0, Negative cache size: 14, Negative conditional cache size: 14, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 631.3ms, 92 PlacesBefore, 85 PlacesAfterwards, 98 TransitionsBefore, 93 TransitionsAfterwards, 3008 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 3286 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1097, positive: 1059, positive conditional: 1059, positive unconditional: 0, negative: 38, negative conditional: 38, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 247, positive: 245, positive conditional: 0, positive unconditional: 245, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 247, positive: 245, positive conditional: 0, positive unconditional: 245, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 247, positive: 240, positive conditional: 0, positive unconditional: 240, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1097, positive: 814, positive conditional: 814, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 247, unknown conditional: 247, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 484, Positive conditional cache size: 484, Positive unconditional cache size: 0, Negative cache size: 15, Negative conditional cache size: 15, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 107.6ms, 89 PlacesBefore, 88 PlacesAfterwards, 97 TransitionsBefore, 95 TransitionsAfterwards, 2766 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 670 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 234, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 4, positive unconditional: 30, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 4, positive unconditional: 30, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 234, positive: 192, positive conditional: 192, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 502, Positive cache size: 486, Positive conditional cache size: 486, Positive unconditional cache size: 0, Negative cache size: 16, Negative conditional cache size: 16, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 116.6ms, 89 PlacesBefore, 89 PlacesAfterwards, 101 TransitionsBefore, 101 TransitionsAfterwards, 2894 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 403 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 120, positive: 114, positive conditional: 114, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 24, positive conditional: 2, positive unconditional: 22, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 27, positive: 24, positive conditional: 2, positive unconditional: 22, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 27, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 120, positive: 90, positive conditional: 90, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 510, Positive conditional cache size: 510, Positive unconditional cache size: 0, Negative cache size: 19, Negative conditional cache size: 19, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 294.4ms, 92 PlacesBefore, 92 PlacesAfterwards, 107 TransitionsBefore, 107 TransitionsAfterwards, 3278 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1030 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 516, positive: 500, positive conditional: 500, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 94, positive: 91, positive conditional: 15, positive unconditional: 76, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 94, positive: 91, positive conditional: 15, positive unconditional: 76, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 94, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 23, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 516, positive: 409, positive conditional: 409, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 595, Positive cache size: 576, Positive conditional cache size: 576, Positive unconditional cache size: 0, Negative cache size: 19, Negative conditional cache size: 19, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2049.5ms, 104 PlacesBefore, 104 PlacesAfterwards, 145 TransitionsBefore, 145 TransitionsAfterwards, 4276 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 10 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 10 TotalNumberOfCompositions, 2675 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1378, positive: 1354, positive conditional: 1354, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 201, positive: 198, positive conditional: 93, positive unconditional: 105, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 201, positive: 198, positive conditional: 93, positive unconditional: 105, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 201, positive: 193, positive conditional: 0, positive unconditional: 193, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 11, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1378, positive: 1156, positive conditional: 1156, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 201, unknown conditional: 201, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 758, Positive cache size: 737, Positive conditional cache size: 737, Positive unconditional cache size: 0, Negative cache size: 21, Negative conditional cache size: 21, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7408.3ms, 124 PlacesBefore, 120 PlacesAfterwards, 156 TransitionsBefore, 152 TransitionsAfterwards, 4762 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 9 TotalNumberOfCompositions, 2728 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 968, positive: 947, positive conditional: 947, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 211, positive: 210, positive conditional: 139, positive unconditional: 71, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 211, positive: 210, positive conditional: 139, positive unconditional: 71, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 211, positive: 210, positive conditional: 0, positive unconditional: 210, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 968, positive: 737, positive conditional: 737, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 211, unknown conditional: 211, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 699, Positive cache size: 678, Positive conditional cache size: 678, Positive unconditional cache size: 0, Negative cache size: 21, Negative conditional cache size: 21, Negative unconditional cache size: 0 - CounterExampleResult [Line: 1693]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1694] 0 pthread_t t1, t2; [L1695] 0 pthread_mutex_t mutex; [L1696] 0 int pdev; [L1741] 0 int ldv_usb_state; [L1779] 0 pdev = 1 [L1693] COND FALSE 0 !(!expression) [L1781] COND TRUE 0 __VERIFIER_nondet_int() [L1782] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1743] 1 ldv_usb_state = 0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1744] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1745] COND TRUE 1 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1747] 1 case 0: VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1748] COND TRUE 1 ldv_usb_state==0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1730] 1 int error; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1717] COND TRUE 1 __VERIFIER_nondet_int() VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1718] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1704] COND TRUE 2 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1706] 2 case 1: [L1699] 2 pdev = 6 VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1719] 1 return 0; VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1731] 1 error = ieee80211_register_hw() VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1732] COND FALSE 1 !(\read(error)) [L1734] 1 return 0; [L1749] 1 probe_ret = ath_ahb_probe() [L1750] COND FALSE 1 !(probe_ret!=0) [L1752] 1 ldv_usb_state = 1 [L1753] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={5:0}] [L1693] COND TRUE 2 !expression [L1693] 2 reach_error() VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 179 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 24249.2ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2614.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5857.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 147 SDtfs, 120 SDslu, 124 SDs, 0 SdLazy, 237 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 238.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 122.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=842occurred in iteration=7, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 19.4ms SsaConstructionTime, 122.9ms SatisfiabilityAnalysisTime, 413.4ms InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...