/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 20:11:48,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 20:11:48,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 20:11:48,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 20:11:48,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 20:11:48,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 20:11:48,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 20:11:48,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 20:11:48,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 20:11:48,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 20:11:48,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 20:11:48,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 20:11:48,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 20:11:48,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 20:11:48,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 20:11:48,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 20:11:48,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 20:11:48,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 20:11:48,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 20:11:48,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 20:11:48,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 20:11:48,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 20:11:48,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 20:11:48,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 20:11:48,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 20:11:48,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 20:11:48,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 20:11:48,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 20:11:48,539 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-SemanticLbe.epf [2021-03-24 20:11:48,564 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 20:11:48,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 20:11:48,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 20:11:48,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 20:11:48,566 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 20:11:48,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 20:11:48,566 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 20:11:48,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 20:11:48,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 20:11:48,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 20:11:48,568 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 20:11:48,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 20:11:48,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 20:11:48,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 20:11:48,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 20:11:48,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 20:11:48,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 20:11:48,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 20:11:48,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 20:11:48,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 20:11:48,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 20:11:48,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 20:11:48,570 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 20:11:48,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 20:11:48,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 20:11:48,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 20:11:48,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 20:11:48,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 20:11:48,889 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 20:11:48,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-03-24 20:11:48,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb7784629/433a1e0c5632447982fea808e24cbabc/FLAG5f0686b0b [2021-03-24 20:11:49,570 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 20:11:49,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-03-24 20:11:49,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb7784629/433a1e0c5632447982fea808e24cbabc/FLAG5f0686b0b [2021-03-24 20:11:49,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb7784629/433a1e0c5632447982fea808e24cbabc [2021-03-24 20:11:49,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 20:11:49,942 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 20:11:49,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 20:11:49,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 20:11:49,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 20:11:49,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:11:49" (1/1) ... [2021-03-24 20:11:49,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7ea82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:49, skipping insertion in model container [2021-03-24 20:11:49,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:11:49" (1/1) ... [2021-03-24 20:11:49,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 20:11:50,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 20:11:50,664 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_1-thread_local_vars.i[76081,76094] [2021-03-24 20:11:50,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 20:11:50,699 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 20:11:50,727 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_1-thread_local_vars.i[76081,76094] [2021-03-24 20:11:50,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 20:11:50,988 INFO L208 MainTranslator]: Completed translation [2021-03-24 20:11:50,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50 WrapperNode [2021-03-24 20:11:50,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 20:11:50,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 20:11:50,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 20:11:50,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 20:11:50,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 20:11:51,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 20:11:51,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 20:11:51,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 20:11:51,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (1/1) ... [2021-03-24 20:11:51,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 20:11:51,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 20:11:51,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 20:11:51,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 20:11:51,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (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 [2021-03-24 20:11:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-03-24 20:11:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-03-24 20:11:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 20:11:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-03-24 20:11:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 20:11:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 20:11:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 20:11:51,179 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 20:11:51,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 20:11:51,773 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-03-24 20:11:51,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 08:11:51 BoogieIcfgContainer [2021-03-24 20:11:51,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 20:11:51,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 20:11:51,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 20:11:51,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 20:11:51,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 08:11:49" (1/3) ... [2021-03-24 20:11:51,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef172e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 08:11:51, skipping insertion in model container [2021-03-24 20:11:51,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:11:50" (2/3) ... [2021-03-24 20:11:51,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef172e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 08:11:51, skipping insertion in model container [2021-03-24 20:11:51,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 08:11:51" (3/3) ... [2021-03-24 20:11:51,788 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2021-03-24 20:11:51,793 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 20:11:51,796 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-03-24 20:11:51,797 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 20:11:51,828 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,829 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,829 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,829 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,829 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,830 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,831 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,832 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,833 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,834 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,835 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,836 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,837 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,838 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,839 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,840 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,841 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,842 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,843 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,844 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,845 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,846 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,847 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,848 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,849 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,850 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,850 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,850 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,850 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,851 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,852 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,853 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,854 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,855 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,856 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,857 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,858 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,859 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,860 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,861 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,861 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,861 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,861 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,879 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,885 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,888 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,888 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,897 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,899 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,900 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,900 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 20:11:51,918 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-24 20:11:51,932 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-03-24 20:11:51,946 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 20:11:51,946 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 20:11:51,947 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 20:11:51,947 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 20:11:51,947 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 20:11:51,947 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 20:11:51,947 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 20:11:51,947 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 20:11:51,961 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 247 places, 281 transitions, 604 flow [2021-03-24 20:11:52,079 INFO L129 PetriNetUnfolder]: 65/497 cut-off events. [2021-03-24 20:11:52,080 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-24 20:11:52,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 520 conditions, 497 events. 65/497 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1281 event pairs, 0 based on Foata normal form. 0/410 useless extension candidates. Maximal degree in co-relation 418. Up to 24 conditions per place. [2021-03-24 20:11:52,102 INFO L82 GeneralOperation]: Start removeDead. Operand has 247 places, 281 transitions, 604 flow [2021-03-24 20:11:52,112 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 191 transitions, 405 flow [2021-03-24 20:11:52,114 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 20:11:52,126 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 191 transitions, 405 flow [2021-03-24 20:11:52,130 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 191 transitions, 405 flow [2021-03-24 20:11:52,133 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 191 transitions, 405 flow [2021-03-24 20:11:52,196 INFO L129 PetriNetUnfolder]: 63/484 cut-off events. [2021-03-24 20:11:52,196 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-24 20:11:52,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 507 conditions, 484 events. 63/484 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1205 event pairs, 0 based on Foata normal form. 0/400 useless extension candidates. Maximal degree in co-relation 418. Up to 24 conditions per place. [2021-03-24 20:11:52,210 INFO L142 LiptonReduction]: Number of co-enabled transitions 10252 [2021-03-24 20:11:55,915 INFO L154 LiptonReduction]: Checked pairs total: 9254 [2021-03-24 20:11:55,915 INFO L156 LiptonReduction]: Total number of compositions: 116 [2021-03-24 20:11:55,919 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3806 [2021-03-24 20:11:55,929 INFO L129 PetriNetUnfolder]: 0/6 cut-off events. [2021-03-24 20:11:55,929 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 20:11:55,929 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:55,930 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-03-24 20:11:55,931 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:55,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:55,936 INFO L82 PathProgramCache]: Analyzing trace with hash -167634829, now seen corresponding path program 1 times [2021-03-24 20:11:55,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:55,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264236562] [2021-03-24 20:11:55,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:56,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:56,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:56,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264236562] [2021-03-24 20:11:56,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:56,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-24 20:11:56,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310635913] [2021-03-24 20:11:56,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-24 20:11:56,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:56,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-24 20:11:56,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-24 20:11:56,211 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 349 out of 397 [2021-03-24 20:11:56,220 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 123 transitions, 269 flow. Second operand has 2 states, 2 states have (on average 349.5) internal successors, (699), 2 states have internal predecessors, (699), 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) [2021-03-24 20:11:56,220 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:56,221 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 349 of 397 [2021-03-24 20:11:56,222 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:56,270 INFO L129 PetriNetUnfolder]: 34/327 cut-off events. [2021-03-24 20:11:56,270 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-24 20:11:56,272 INFO L84 FinitePrefix]: Finished finitePrefix Result has 351 conditions, 327 events. 34/327 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 706 event pairs, 0 based on Foata normal form. 17/286 useless extension candidates. Maximal degree in co-relation 347. Up to 13 conditions per place. [2021-03-24 20:11:56,273 INFO L132 encePairwiseOnDemand]: 389/397 looper letters, 0 selfloop transitions, 0 changer transitions 0/112 dead transitions. [2021-03-24 20:11:56,274 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 112 transitions, 247 flow [2021-03-24 20:11:56,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-24 20:11:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-24 20:11:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 706 transitions. [2021-03-24 20:11:56,290 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.889168765743073 [2021-03-24 20:11:56,291 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 706 transitions. [2021-03-24 20:11:56,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 706 transitions. [2021-03-24 20:11:56,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:56,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 706 transitions. [2021-03-24 20:11:56,302 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 353.0) internal successors, (706), 2 states have internal predecessors, (706), 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) [2021-03-24 20:11:56,316 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2021-03-24 20:11:56,317 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2021-03-24 20:11:56,318 INFO L185 Difference]: Start difference. First operand has 109 places, 123 transitions, 269 flow. Second operand 2 states and 706 transitions. [2021-03-24 20:11:56,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 112 transitions, 247 flow [2021-03-24 20:11:56,323 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 112 transitions, 243 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 20:11:56,325 INFO L241 Difference]: Finished difference. Result has 104 places, 112 transitions, 243 flow [2021-03-24 20:11:56,327 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=243, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=243, PETRI_PLACES=104, PETRI_TRANSITIONS=112} [2021-03-24 20:11:56,327 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -5 predicate places. [2021-03-24 20:11:56,327 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 112 transitions, 243 flow [2021-03-24 20:11:56,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 349.5) internal successors, (699), 2 states have internal predecessors, (699), 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) [2021-03-24 20:11:56,328 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:56,328 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:11:56,328 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 20:11:56,329 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:56,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:56,330 INFO L82 PathProgramCache]: Analyzing trace with hash 2087002329, now seen corresponding path program 1 times [2021-03-24 20:11:56,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:56,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077286170] [2021-03-24 20:11:56,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:56,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:56,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:56,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077286170] [2021-03-24 20:11:56,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:56,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 20:11:56,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565364529] [2021-03-24 20:11:56,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 20:11:56,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:56,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 20:11:56,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 20:11:56,474 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 397 [2021-03-24 20:11:56,476 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 112 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2021-03-24 20:11:56,476 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:56,476 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 397 [2021-03-24 20:11:56,477 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:56,515 INFO L129 PetriNetUnfolder]: 34/326 cut-off events. [2021-03-24 20:11:56,515 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 20:11:56,516 INFO L84 FinitePrefix]: Finished finitePrefix Result has 365 conditions, 326 events. 34/326 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 702 event pairs, 0 based on Foata normal form. 1/270 useless extension candidates. Maximal degree in co-relation 361. Up to 18 conditions per place. [2021-03-24 20:11:56,517 INFO L132 encePairwiseOnDemand]: 395/397 looper letters, 5 selfloop transitions, 0 changer transitions 1/111 dead transitions. [2021-03-24 20:11:56,518 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 111 transitions, 253 flow [2021-03-24 20:11:56,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 20:11:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 20:11:56,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 997 transitions. [2021-03-24 20:11:56,525 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8371116708648195 [2021-03-24 20:11:56,525 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 997 transitions. [2021-03-24 20:11:56,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 997 transitions. [2021-03-24 20:11:56,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:56,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 997 transitions. [2021-03-24 20:11:56,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.3333333333333) internal successors, (997), 3 states have internal predecessors, (997), 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) [2021-03-24 20:11:56,531 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:56,531 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:56,532 INFO L185 Difference]: Start difference. First operand has 104 places, 112 transitions, 243 flow. Second operand 3 states and 997 transitions. [2021-03-24 20:11:56,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 111 transitions, 253 flow [2021-03-24 20:11:56,533 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 111 transitions, 253 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 20:11:56,535 INFO L241 Difference]: Finished difference. Result has 105 places, 110 transitions, 239 flow [2021-03-24 20:11:56,536 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=241, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=239, PETRI_PLACES=105, PETRI_TRANSITIONS=110} [2021-03-24 20:11:56,536 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -4 predicate places. [2021-03-24 20:11:56,536 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 110 transitions, 239 flow [2021-03-24 20:11:56,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2021-03-24 20:11:56,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:56,537 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] [2021-03-24 20:11:56,537 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 20:11:56,537 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:56,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:56,538 INFO L82 PathProgramCache]: Analyzing trace with hash -2123378048, now seen corresponding path program 1 times [2021-03-24 20:11:56,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:56,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885326062] [2021-03-24 20:11:56,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:56,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:56,624 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-24 20:11:56,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:56,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:56,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885326062] [2021-03-24 20:11:56,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:56,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:11:56,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631291777] [2021-03-24 20:11:56,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 20:11:56,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:56,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 20:11:56,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 20:11:56,635 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 397 [2021-03-24 20:11:56,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 110 transitions, 239 flow. Second operand has 4 states, 4 states have (on average 310.75) internal successors, (1243), 4 states have internal predecessors, (1243), 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) [2021-03-24 20:11:56,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:56,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 397 [2021-03-24 20:11:56,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:56,815 INFO L129 PetriNetUnfolder]: 302/1270 cut-off events. [2021-03-24 20:11:56,815 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-24 20:11:56,819 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1748 conditions, 1270 events. 302/1270 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 6543 event pairs, 72 based on Foata normal form. 36/1031 useless extension candidates. Maximal degree in co-relation 1743. Up to 223 conditions per place. [2021-03-24 20:11:56,823 INFO L132 encePairwiseOnDemand]: 390/397 looper letters, 26 selfloop transitions, 8 changer transitions 0/127 dead transitions. [2021-03-24 20:11:56,824 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 127 transitions, 341 flow [2021-03-24 20:11:56,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 20:11:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 20:11:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1581 transitions. [2021-03-24 20:11:56,827 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7964735516372796 [2021-03-24 20:11:56,828 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1581 transitions. [2021-03-24 20:11:56,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1581 transitions. [2021-03-24 20:11:56,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:56,829 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1581 transitions. [2021-03-24 20:11:56,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 316.2) internal successors, (1581), 5 states have internal predecessors, (1581), 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) [2021-03-24 20:11:56,835 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:56,837 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:56,837 INFO L185 Difference]: Start difference. First operand has 105 places, 110 transitions, 239 flow. Second operand 5 states and 1581 transitions. [2021-03-24 20:11:56,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 127 transitions, 341 flow [2021-03-24 20:11:56,839 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 127 transitions, 341 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 20:11:56,843 INFO L241 Difference]: Finished difference. Result has 110 places, 116 transitions, 295 flow [2021-03-24 20:11:56,843 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=239, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=295, PETRI_PLACES=110, PETRI_TRANSITIONS=116} [2021-03-24 20:11:56,843 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 1 predicate places. [2021-03-24 20:11:56,843 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 116 transitions, 295 flow [2021-03-24 20:11:56,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 310.75) internal successors, (1243), 4 states have internal predecessors, (1243), 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) [2021-03-24 20:11:56,844 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:56,844 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] [2021-03-24 20:11:56,844 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 20:11:56,844 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:56,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:56,845 INFO L82 PathProgramCache]: Analyzing trace with hash -229299136, now seen corresponding path program 1 times [2021-03-24 20:11:56,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:56,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600930659] [2021-03-24 20:11:56,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:56,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:56,929 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-24 20:11:56,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:56,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:56,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:56,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600930659] [2021-03-24 20:11:56,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:56,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:11:56,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321891900] [2021-03-24 20:11:56,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 20:11:56,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:56,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 20:11:56,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 20:11:56,958 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 397 [2021-03-24 20:11:56,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 116 transitions, 295 flow. Second operand has 4 states, 4 states have (on average 308.0) internal successors, (1232), 4 states have internal predecessors, (1232), 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) [2021-03-24 20:11:56,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:56,959 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 397 [2021-03-24 20:11:56,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:57,250 INFO L129 PetriNetUnfolder]: 595/2476 cut-off events. [2021-03-24 20:11:57,250 INFO L130 PetriNetUnfolder]: For 976/1345 co-relation queries the response was YES. [2021-03-24 20:11:57,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4133 conditions, 2476 events. 595/2476 cut-off events. For 976/1345 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 16203 event pairs, 125 based on Foata normal form. 71/1986 useless extension candidates. Maximal degree in co-relation 4124. Up to 497 conditions per place. [2021-03-24 20:11:57,268 INFO L132 encePairwiseOnDemand]: 388/397 looper letters, 39 selfloop transitions, 13 changer transitions 0/146 dead transitions. [2021-03-24 20:11:57,268 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 146 transitions, 516 flow [2021-03-24 20:11:57,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 20:11:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 20:11:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1576 transitions. [2021-03-24 20:11:57,273 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7939546599496222 [2021-03-24 20:11:57,273 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1576 transitions. [2021-03-24 20:11:57,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1576 transitions. [2021-03-24 20:11:57,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:57,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1576 transitions. [2021-03-24 20:11:57,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 315.2) internal successors, (1576), 5 states have internal predecessors, (1576), 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) [2021-03-24 20:11:57,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:57,281 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:57,281 INFO L185 Difference]: Start difference. First operand has 110 places, 116 transitions, 295 flow. Second operand 5 states and 1576 transitions. [2021-03-24 20:11:57,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 146 transitions, 516 flow [2021-03-24 20:11:57,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 146 transitions, 505 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 20:11:57,289 INFO L241 Difference]: Finished difference. Result has 116 places, 126 transitions, 400 flow [2021-03-24 20:11:57,290 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=291, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=400, PETRI_PLACES=116, PETRI_TRANSITIONS=126} [2021-03-24 20:11:57,290 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 7 predicate places. [2021-03-24 20:11:57,290 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 126 transitions, 400 flow [2021-03-24 20:11:57,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 308.0) internal successors, (1232), 4 states have internal predecessors, (1232), 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) [2021-03-24 20:11:57,291 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:57,291 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, 1, 1] [2021-03-24 20:11:57,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 20:11:57,291 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:57,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:57,291 INFO L82 PathProgramCache]: Analyzing trace with hash -368584920, now seen corresponding path program 1 times [2021-03-24 20:11:57,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:57,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248307427] [2021-03-24 20:11:57,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:57,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:57,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:57,379 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-24 20:11:57,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:57,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:57,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248307427] [2021-03-24 20:11:57,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:57,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:11:57,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825110874] [2021-03-24 20:11:57,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 20:11:57,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:57,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 20:11:57,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 20:11:57,390 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 307 out of 397 [2021-03-24 20:11:57,391 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 126 transitions, 400 flow. Second operand has 4 states, 4 states have (on average 308.75) internal successors, (1235), 4 states have internal predecessors, (1235), 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) [2021-03-24 20:11:57,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:57,392 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 307 of 397 [2021-03-24 20:11:57,392 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:57,866 INFO L129 PetriNetUnfolder]: 1036/4059 cut-off events. [2021-03-24 20:11:57,866 INFO L130 PetriNetUnfolder]: For 3556/7180 co-relation queries the response was YES. [2021-03-24 20:11:57,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8204 conditions, 4059 events. 1036/4059 cut-off events. For 3556/7180 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 31363 event pairs, 157 based on Foata normal form. 26/3189 useless extension candidates. Maximal degree in co-relation 8192. Up to 562 conditions per place. [2021-03-24 20:11:57,897 INFO L132 encePairwiseOnDemand]: 388/397 looper letters, 60 selfloop transitions, 22 changer transitions 0/175 dead transitions. [2021-03-24 20:11:57,897 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 175 transitions, 851 flow [2021-03-24 20:11:57,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 20:11:57,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 20:11:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1589 transitions. [2021-03-24 20:11:57,900 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8005037783375315 [2021-03-24 20:11:57,901 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1589 transitions. [2021-03-24 20:11:57,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1589 transitions. [2021-03-24 20:11:57,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:57,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1589 transitions. [2021-03-24 20:11:57,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 317.8) internal successors, (1589), 5 states have internal predecessors, (1589), 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) [2021-03-24 20:11:57,907 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:57,909 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 397.0) internal successors, (2382), 6 states have internal predecessors, (2382), 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) [2021-03-24 20:11:57,909 INFO L185 Difference]: Start difference. First operand has 116 places, 126 transitions, 400 flow. Second operand 5 states and 1589 transitions. [2021-03-24 20:11:57,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 175 transitions, 851 flow [2021-03-24 20:11:57,923 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 175 transitions, 835 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 20:11:57,925 INFO L241 Difference]: Finished difference. Result has 123 places, 144 transitions, 623 flow [2021-03-24 20:11:57,926 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=393, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=623, PETRI_PLACES=123, PETRI_TRANSITIONS=144} [2021-03-24 20:11:57,926 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 14 predicate places. [2021-03-24 20:11:57,926 INFO L480 AbstractCegarLoop]: Abstraction has has 123 places, 144 transitions, 623 flow [2021-03-24 20:11:57,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 308.75) internal successors, (1235), 4 states have internal predecessors, (1235), 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) [2021-03-24 20:11:57,927 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:57,927 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:11:57,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 20:11:57,927 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:57,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:57,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1402978793, now seen corresponding path program 1 times [2021-03-24 20:11:57,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:57,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463006258] [2021-03-24 20:11:57,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:57,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:57,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:57,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:57,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:57,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:57,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:57,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463006258] [2021-03-24 20:11:57,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:57,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:11:57,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642240534] [2021-03-24 20:11:57,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 20:11:57,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:57,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 20:11:57,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 20:11:57,997 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 397 [2021-03-24 20:11:57,998 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 144 transitions, 623 flow. Second operand has 3 states, 3 states have (on average 341.3333333333333) internal successors, (1024), 3 states have internal predecessors, (1024), 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) [2021-03-24 20:11:57,998 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:57,998 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 397 [2021-03-24 20:11:57,998 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:58,456 INFO L129 PetriNetUnfolder]: 789/3700 cut-off events. [2021-03-24 20:11:58,457 INFO L130 PetriNetUnfolder]: For 9342/12465 co-relation queries the response was YES. [2021-03-24 20:11:58,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8671 conditions, 3700 events. 789/3700 cut-off events. For 9342/12465 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 31056 event pairs, 90 based on Foata normal form. 170/3032 useless extension candidates. Maximal degree in co-relation 8656. Up to 634 conditions per place. [2021-03-24 20:11:58,488 INFO L132 encePairwiseOnDemand]: 393/397 looper letters, 10 selfloop transitions, 3 changer transitions 0/147 dead transitions. [2021-03-24 20:11:58,488 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 147 transitions, 655 flow [2021-03-24 20:11:58,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 20:11:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 20:11:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1030 transitions. [2021-03-24 20:11:58,491 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8648194794290512 [2021-03-24 20:11:58,491 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1030 transitions. [2021-03-24 20:11:58,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1030 transitions. [2021-03-24 20:11:58,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:58,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1030 transitions. [2021-03-24 20:11:58,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 343.3333333333333) internal successors, (1030), 3 states have internal predecessors, (1030), 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) [2021-03-24 20:11:58,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:58,496 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:58,496 INFO L185 Difference]: Start difference. First operand has 123 places, 144 transitions, 623 flow. Second operand 3 states and 1030 transitions. [2021-03-24 20:11:58,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 147 transitions, 655 flow [2021-03-24 20:11:58,517 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 147 transitions, 655 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 20:11:58,520 INFO L241 Difference]: Finished difference. Result has 127 places, 147 transitions, 657 flow [2021-03-24 20:11:58,520 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=657, PETRI_PLACES=127, PETRI_TRANSITIONS=147} [2021-03-24 20:11:58,520 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 18 predicate places. [2021-03-24 20:11:58,520 INFO L480 AbstractCegarLoop]: Abstraction has has 127 places, 147 transitions, 657 flow [2021-03-24 20:11:58,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 341.3333333333333) internal successors, (1024), 3 states have internal predecessors, (1024), 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) [2021-03-24 20:11:58,521 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:58,521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 20:11:58,521 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 20:11:58,521 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:58,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:58,522 INFO L82 PathProgramCache]: Analyzing trace with hash 2038932561, now seen corresponding path program 1 times [2021-03-24 20:11:58,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:58,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863457100] [2021-03-24 20:11:58,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:58,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:58,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:58,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:58,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:58,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:58,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:58,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:58,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:58,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863457100] [2021-03-24 20:11:58,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:58,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 20:11:58,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912461162] [2021-03-24 20:11:58,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 20:11:58,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:58,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 20:11:58,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 20:11:58,609 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 397 [2021-03-24 20:11:58,610 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 147 transitions, 657 flow. Second operand has 5 states, 5 states have (on average 338.0) internal successors, (1690), 5 states have internal predecessors, (1690), 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) [2021-03-24 20:11:58,610 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:58,610 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 397 [2021-03-24 20:11:58,610 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:59,533 INFO L129 PetriNetUnfolder]: 1562/7257 cut-off events. [2021-03-24 20:11:59,533 INFO L130 PetriNetUnfolder]: For 15445/23184 co-relation queries the response was YES. [2021-03-24 20:11:59,568 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17026 conditions, 7257 events. 1562/7257 cut-off events. For 15445/23184 co-relation queries the response was YES. Maximal size of possible extension queue 250. Compared 71129 event pairs, 225 based on Foata normal form. 201/5716 useless extension candidates. Maximal degree in co-relation 17009. Up to 1204 conditions per place. [2021-03-24 20:11:59,601 INFO L132 encePairwiseOnDemand]: 389/397 looper letters, 14 selfloop transitions, 9 changer transitions 0/157 dead transitions. [2021-03-24 20:11:59,601 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 157 transitions, 729 flow [2021-03-24 20:11:59,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 20:11:59,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 20:11:59,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2374 transitions. [2021-03-24 20:11:59,606 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8542641237855344 [2021-03-24 20:11:59,606 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2374 transitions. [2021-03-24 20:11:59,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2374 transitions. [2021-03-24 20:11:59,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:59,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2374 transitions. [2021-03-24 20:11:59,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 339.14285714285717) internal successors, (2374), 7 states have internal predecessors, (2374), 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) [2021-03-24 20:11:59,617 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 397.0) internal successors, (3176), 8 states have internal predecessors, (3176), 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) [2021-03-24 20:11:59,618 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 397.0) internal successors, (3176), 8 states have internal predecessors, (3176), 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) [2021-03-24 20:11:59,618 INFO L185 Difference]: Start difference. First operand has 127 places, 147 transitions, 657 flow. Second operand 7 states and 2374 transitions. [2021-03-24 20:11:59,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 157 transitions, 729 flow [2021-03-24 20:11:59,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 157 transitions, 721 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 20:11:59,671 INFO L241 Difference]: Finished difference. Result has 136 places, 155 transitions, 720 flow [2021-03-24 20:11:59,671 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=651, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=720, PETRI_PLACES=136, PETRI_TRANSITIONS=155} [2021-03-24 20:11:59,671 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 27 predicate places. [2021-03-24 20:11:59,671 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 155 transitions, 720 flow [2021-03-24 20:11:59,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 338.0) internal successors, (1690), 5 states have internal predecessors, (1690), 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) [2021-03-24 20:11:59,672 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:59,673 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-03-24 20:11:59,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 20:11:59,673 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:59,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:59,673 INFO L82 PathProgramCache]: Analyzing trace with hash 236279396, now seen corresponding path program 1 times [2021-03-24 20:11:59,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:59,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865713268] [2021-03-24 20:11:59,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:59,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:59,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:59,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 20:11:59,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865713268] [2021-03-24 20:11:59,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:59,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 20:11:59,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194583717] [2021-03-24 20:11:59,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 20:11:59,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:59,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 20:11:59,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 20:11:59,755 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 322 out of 397 [2021-03-24 20:11:59,756 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 155 transitions, 720 flow. Second operand has 3 states, 3 states have (on average 323.6666666666667) internal successors, (971), 3 states have internal predecessors, (971), 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) [2021-03-24 20:11:59,756 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:59,756 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 322 of 397 [2021-03-24 20:11:59,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:59,807 INFO L129 PetriNetUnfolder]: 36/418 cut-off events. [2021-03-24 20:11:59,808 INFO L130 PetriNetUnfolder]: For 535/648 co-relation queries the response was YES. [2021-03-24 20:11:59,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 709 conditions, 418 events. 36/418 cut-off events. For 535/648 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1274 event pairs, 0 based on Foata normal form. 21/384 useless extension candidates. Maximal degree in co-relation 688. Up to 28 conditions per place. [2021-03-24 20:11:59,810 INFO L132 encePairwiseOnDemand]: 391/397 looper letters, 9 selfloop transitions, 2 changer transitions 24/124 dead transitions. [2021-03-24 20:11:59,810 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 124 transitions, 472 flow [2021-03-24 20:11:59,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 20:11:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 20:11:59,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 982 transitions. [2021-03-24 20:11:59,813 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8245172124265323 [2021-03-24 20:11:59,813 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 982 transitions. [2021-03-24 20:11:59,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 982 transitions. [2021-03-24 20:11:59,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:11:59,813 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 982 transitions. [2021-03-24 20:11:59,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 327.3333333333333) internal successors, (982), 3 states have internal predecessors, (982), 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) [2021-03-24 20:11:59,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:59,818 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 397.0) internal successors, (1588), 4 states have internal predecessors, (1588), 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) [2021-03-24 20:11:59,818 INFO L185 Difference]: Start difference. First operand has 136 places, 155 transitions, 720 flow. Second operand 3 states and 982 transitions. [2021-03-24 20:11:59,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 124 transitions, 472 flow [2021-03-24 20:11:59,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 124 transitions, 416 flow, removed 17 selfloop flow, removed 5 redundant places. [2021-03-24 20:11:59,822 INFO L241 Difference]: Finished difference. Result has 129 places, 98 transitions, 297 flow [2021-03-24 20:11:59,822 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=297, PETRI_PLACES=129, PETRI_TRANSITIONS=98} [2021-03-24 20:11:59,822 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, 20 predicate places. [2021-03-24 20:11:59,822 INFO L480 AbstractCegarLoop]: Abstraction has has 129 places, 98 transitions, 297 flow [2021-03-24 20:11:59,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 323.6666666666667) internal successors, (971), 3 states have internal predecessors, (971), 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) [2021-03-24 20:11:59,823 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 20:11:59,823 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 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, 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] [2021-03-24 20:11:59,823 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 20:11:59,823 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 20:11:59,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 20:11:59,824 INFO L82 PathProgramCache]: Analyzing trace with hash 540513409, now seen corresponding path program 1 times [2021-03-24 20:11:59,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 20:11:59,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690092418] [2021-03-24 20:11:59,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 20:11:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 20:11:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 20:11:59,900 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-24 20:11:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 20:11:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 20:11:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 20:11:59,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-24 20:11:59,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690092418] [2021-03-24 20:11:59,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 20:11:59,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 20:11:59,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327407068] [2021-03-24 20:11:59,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 20:11:59,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 20:11:59,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 20:11:59,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 20:11:59,918 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 299 out of 397 [2021-03-24 20:11:59,919 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 98 transitions, 297 flow. Second operand has 5 states, 5 states have (on average 300.8) internal successors, (1504), 5 states have internal predecessors, (1504), 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) [2021-03-24 20:11:59,919 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 20:11:59,919 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 299 of 397 [2021-03-24 20:11:59,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 20:11:59,993 INFO L129 PetriNetUnfolder]: 30/276 cut-off events. [2021-03-24 20:11:59,993 INFO L130 PetriNetUnfolder]: For 65/65 co-relation queries the response was YES. [2021-03-24 20:11:59,994 INFO L84 FinitePrefix]: Finished finitePrefix Result has 441 conditions, 276 events. 30/276 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 455 event pairs, 0 based on Foata normal form. 0/238 useless extension candidates. Maximal degree in co-relation 420. Up to 15 conditions per place. [2021-03-24 20:11:59,995 INFO L132 encePairwiseOnDemand]: 390/397 looper letters, 0 selfloop transitions, 0 changer transitions 109/109 dead transitions. [2021-03-24 20:11:59,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 109 transitions, 415 flow [2021-03-24 20:11:59,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 20:11:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 20:11:59,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1820 transitions. [2021-03-24 20:11:59,999 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.764063811922754 [2021-03-24 20:11:59,999 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1820 transitions. [2021-03-24 20:11:59,999 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1820 transitions. [2021-03-24 20:12:00,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 20:12:00,000 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1820 transitions. [2021-03-24 20:12:00,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 303.3333333333333) internal successors, (1820), 6 states have internal predecessors, (1820), 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) [2021-03-24 20:12:00,020 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 397.0) internal successors, (2779), 7 states have internal predecessors, (2779), 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) [2021-03-24 20:12:00,021 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 397.0) internal successors, (2779), 7 states have internal predecessors, (2779), 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) [2021-03-24 20:12:00,021 INFO L185 Difference]: Start difference. First operand has 129 places, 98 transitions, 297 flow. Second operand 6 states and 1820 transitions. [2021-03-24 20:12:00,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 109 transitions, 415 flow [2021-03-24 20:12:00,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 109 transitions, 368 flow, removed 7 selfloop flow, removed 12 redundant places. [2021-03-24 20:12:00,023 INFO L241 Difference]: Finished difference. Result has 107 places, 0 transitions, 0 flow [2021-03-24 20:12:00,023 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=107, PETRI_TRANSITIONS=0} [2021-03-24 20:12:00,024 INFO L343 CegarLoopForPetriNet]: 109 programPoint places, -2 predicate places. [2021-03-24 20:12:00,024 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 0 transitions, 0 flow [2021-03-24 20:12:00,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 300.8) internal successors, (1504), 5 states have internal predecessors, (1504), 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) [2021-03-24 20:12:00,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 20:12:00,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 08:12:00 BasicIcfg [2021-03-24 20:12:00,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 20:12:00,030 INFO L168 Benchmark]: Toolchain (without parser) took 10086.11 ms. Allocated memory was 255.9 MB in the beginning and 553.6 MB in the end (delta: 297.8 MB). Free memory was 233.1 MB in the beginning and 245.0 MB in the end (delta: -11.9 MB). Peak memory consumption was 286.9 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,031 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 20:12:00,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.36 ms. Allocated memory was 255.9 MB in the beginning and 373.3 MB in the end (delta: 117.4 MB). Free memory was 232.5 MB in the beginning and 346.7 MB in the end (delta: -114.3 MB). Peak memory consumption was 65.7 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.55 ms. Allocated memory is still 373.3 MB. Free memory was 346.7 MB in the beginning and 342.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,034 INFO L168 Benchmark]: Boogie Preprocessor took 30.32 ms. Allocated memory is still 373.3 MB. Free memory was 342.5 MB in the beginning and 340.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,035 INFO L168 Benchmark]: RCFGBuilder took 675.68 ms. Allocated memory is still 373.3 MB. Free memory was 340.4 MB in the beginning and 290.1 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,035 INFO L168 Benchmark]: TraceAbstraction took 8244.11 ms. Allocated memory was 373.3 MB in the beginning and 553.6 MB in the end (delta: 180.4 MB). Free memory was 289.1 MB in the beginning and 245.0 MB in the end (delta: 44.0 MB). Peak memory consumption was 225.4 MB. Max. memory is 16.0 GB. [2021-03-24 20:12:00,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1046.36 ms. Allocated memory was 255.9 MB in the beginning and 373.3 MB in the end (delta: 117.4 MB). Free memory was 232.5 MB in the beginning and 346.7 MB in the end (delta: -114.3 MB). Peak memory consumption was 65.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 85.55 ms. Allocated memory is still 373.3 MB. Free memory was 346.7 MB in the beginning and 342.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.32 ms. Allocated memory is still 373.3 MB. Free memory was 342.5 MB in the beginning and 340.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 675.68 ms. Allocated memory is still 373.3 MB. Free memory was 340.4 MB in the beginning and 290.1 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 8244.11 ms. Allocated memory was 373.3 MB in the beginning and 553.6 MB in the end (delta: 180.4 MB). Free memory was 289.1 MB in the beginning and 245.0 MB in the end (delta: 44.0 MB). Peak memory consumption was 225.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3785.4ms, 174 PlacesBefore, 109 PlacesAfterwards, 191 TransitionsBefore, 123 TransitionsAfterwards, 10252 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 3 ChoiceCompositions, 116 TotalNumberOfCompositions, 9254 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6818, positive: 6767, positive conditional: 0, positive unconditional: 6767, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5372, positive: 5354, positive conditional: 0, positive unconditional: 5354, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5372, positive: 5354, positive conditional: 0, positive unconditional: 5354, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5372, positive: 5350, positive conditional: 0, positive unconditional: 5350, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1248, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] ], Cache Queries: [ total: 6818, positive: 1413, positive conditional: 0, positive unconditional: 1413, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 5372, unknown conditional: 0, unknown unconditional: 5372] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 586, Positive conditional cache size: 0, Positive unconditional cache size: 586, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 171 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 8081.8ms, OverallIterations: 9, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 3034.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3978.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 123 SDtfs, 97 SDslu, 96 SDs, 0 SdLazy, 195 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 164.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 100.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=720occurred in iteration=7, InterpolantAutomatonStates: 39, 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: 31.2ms SsaConstructionTime, 142.7ms SatisfiabilityAnalysisTime, 554.1ms InterpolantComputationTime, 315 NumberOfCodeBlocks, 315 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 306 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 19/19 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 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...