/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 05:29:01,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 05:29:01,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 05:29:01,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 05:29:01,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 05:29:01,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 05:29:01,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 05:29:01,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 05:29:01,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 05:29:01,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 05:29:01,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 05:29:01,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 05:29:01,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 05:29:01,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 05:29:01,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 05:29:01,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 05:29:01,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 05:29:01,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 05:29:01,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 05:29:01,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 05:29:01,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 05:29:01,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 05:29:01,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 05:29:01,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 05:29:01,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 05:29:01,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 05:29:01,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 05:29:01,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 05:29:01,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 05:29:01,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 05:29:01,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 05:29:01,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 05:29:01,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 05:29:01,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 05:29:01,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 05:29:01,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 05:29:01,631 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-RepeatedVariableLbe.epf [2021-03-25 05:29:01,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 05:29:01,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 05:29:01,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 05:29:01,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 05:29:01,656 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 05:29:01,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 05:29:01,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 05:29:01,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 05:29:01,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 05:29:01,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 05:29:01,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 05:29:01,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 05:29:01,660 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 05:29:01,660 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 05:29:01,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 05:29:01,660 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 05:29:01,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 05:29:01,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 05:29:01,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 05:29:01,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 05:29:01,944 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 05:29:01,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-25 05:29:01,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f57450b/dea346fb452a4fcda9e7d26639d4db20/FLAGe39cb94ea [2021-03-25 05:29:02,513 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 05:29:02,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-25 05:29:02,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f57450b/dea346fb452a4fcda9e7d26639d4db20/FLAGe39cb94ea [2021-03-25 05:29:02,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2f57450b/dea346fb452a4fcda9e7d26639d4db20 [2021-03-25 05:29:02,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 05:29:02,973 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 05:29:02,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 05:29:02,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 05:29:02,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 05:29:02,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 05:29:02" (1/1) ... [2021-03-25 05:29:02,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e9433f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:02, skipping insertion in model container [2021-03-25 05:29:02,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 05:29:02" (1/1) ... [2021-03-25 05:29:02,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 05:29:03,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 05:29:03,631 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-03-25 05:29:03,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 05:29:03,659 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 05:29:03,698 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-03-25 05:29:03,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 05:29:03,981 INFO L208 MainTranslator]: Completed translation [2021-03-25 05:29:03,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03 WrapperNode [2021-03-25 05:29:03,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 05:29:03,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 05:29:03,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 05:29:03,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 05:29:03,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 05:29:04,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 05:29:04,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 05:29:04,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 05:29:04,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (1/1) ... [2021-03-25 05:29:04,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 05:29:04,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 05:29:04,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 05:29:04,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 05:29:04,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (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 [2021-03-25 05:29:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-03-25 05:29:04,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-03-25 05:29:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 05:29:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-03-25 05:29:04,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 05:29:04,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 05:29:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 05:29:04,190 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 05:29:04,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 05:29:04,875 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-03-25 05:29:04,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 05:29:04 BoogieIcfgContainer [2021-03-25 05:29:04,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 05:29:04,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 05:29:04,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 05:29:04,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 05:29:04,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 05:29:02" (1/3) ... [2021-03-25 05:29:04,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efe1891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 05:29:04, skipping insertion in model container [2021-03-25 05:29:04,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:29:03" (2/3) ... [2021-03-25 05:29:04,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efe1891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 05:29:04, skipping insertion in model container [2021-03-25 05:29:04,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 05:29:04" (3/3) ... [2021-03-25 05:29:04,884 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2021-03-25 05:29:04,888 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 05:29:04,892 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2021-03-25 05:29:04,893 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 05:29:04,935 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,935 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,935 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,936 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,937 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,937 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,937 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,938 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,939 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,940 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,941 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,942 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,943 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,943 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,945 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,949 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,950 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,950 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,950 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,950 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,950 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,951 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,952 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,952 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,952 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,953 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,954 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,955 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,955 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,955 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,955 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,956 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,956 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,959 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,959 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,959 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,959 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,965 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,966 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,966 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,966 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,966 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,966 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,967 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,968 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,969 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,970 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,971 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,971 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,971 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,972 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,972 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,972 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,972 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,972 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,973 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,974 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,974 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,974 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,975 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,975 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,975 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,978 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,979 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,979 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,982 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,982 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,982 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,982 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,983 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,983 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,983 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,983 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,983 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,984 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,985 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,985 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,985 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,986 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,986 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,986 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,986 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,986 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,987 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,988 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,988 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,988 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,988 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,997 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:04,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,000 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,004 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,005 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,012 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,012 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,012 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,013 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,016 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,017 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:29:05,033 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-25 05:29:05,051 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-03-25 05:29:05,068 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 05:29:05,069 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 05:29:05,069 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 05:29:05,069 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 05:29:05,069 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 05:29:05,069 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 05:29:05,069 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 05:29:05,069 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 05:29:05,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 263 places, 299 transitions, 640 flow [2021-03-25 05:29:05,224 INFO L129 PetriNetUnfolder]: 69/533 cut-off events. [2021-03-25 05:29:05,224 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 05:29:05,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 556 conditions, 533 events. 69/533 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1328 event pairs, 0 based on Foata normal form. 0/438 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-25 05:29:05,242 INFO L82 GeneralOperation]: Start removeDead. Operand has 263 places, 299 transitions, 640 flow [2021-03-25 05:29:05,249 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 182 places, 200 transitions, 423 flow [2021-03-25 05:29:05,251 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:05,258 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-25 05:29:05,260 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-25 05:29:05,263 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 200 transitions, 423 flow [2021-03-25 05:29:05,321 INFO L129 PetriNetUnfolder]: 67/520 cut-off events. [2021-03-25 05:29:05,321 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 05:29:05,325 INFO L84 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 520 events. 67/520 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1256 event pairs, 0 based on Foata normal form. 0/428 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-25 05:29:05,340 INFO L142 LiptonReduction]: Number of co-enabled transitions 11296 [2021-03-25 05:29:07,737 INFO L154 LiptonReduction]: Checked pairs total: 10215 [2021-03-25 05:29:07,738 INFO L156 LiptonReduction]: Total number of compositions: 122 [2021-03-25 05:29:07,740 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2490 [2021-03-25 05:29:07,745 INFO L129 PetriNetUnfolder]: 0/4 cut-off events. [2021-03-25 05:29:07,745 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 05:29:07,745 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:07,746 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-03-25 05:29:07,746 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:07,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:07,750 INFO L82 PathProgramCache]: Analyzing trace with hash 23312864, now seen corresponding path program 1 times [2021-03-25 05:29:07,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:07,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154443334] [2021-03-25 05:29:07,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:08,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:08,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154443334] [2021-03-25 05:29:08,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:08,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 05:29:08,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276074432] [2021-03-25 05:29:08,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-25 05:29:08,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:08,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-25 05:29:08,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-25 05:29:08,029 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 421 [2021-03-25 05:29:08,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 129 transitions, 281 flow. Second operand has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:08,034 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:08,034 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 421 [2021-03-25 05:29:08,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:08,088 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-25 05:29:08,088 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 05:29:08,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 347 events. 34/347 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 0 based on Foata normal form. 22/308 useless extension candidates. Maximal degree in co-relation 367. Up to 13 conditions per place. [2021-03-25 05:29:08,092 INFO L132 encePairwiseOnDemand]: 411/421 looper letters, 0 selfloop transitions, 0 changer transitions 0/114 dead transitions. [2021-03-25 05:29:08,092 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 114 transitions, 251 flow [2021-03-25 05:29:08,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-25 05:29:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-25 05:29:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 740 transitions. [2021-03-25 05:29:08,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8788598574821853 [2021-03-25 05:29:08,109 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 740 transitions. [2021-03-25 05:29:08,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 740 transitions. [2021-03-25 05:29:08,116 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:08,118 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 740 transitions. [2021-03-25 05:29:08,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 370.0) internal successors, (740), 2 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:08,130 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:08,131 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:08,132 INFO L185 Difference]: Start difference. First operand has 114 places, 129 transitions, 281 flow. Second operand 2 states and 740 transitions. [2021-03-25 05:29:08,133 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 114 transitions, 251 flow [2021-03-25 05:29:08,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 114 transitions, 247 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 05:29:08,138 INFO L241 Difference]: Finished difference. Result has 107 places, 114 transitions, 247 flow [2021-03-25 05:29:08,140 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=421, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=247, PETRI_PLACES=107, PETRI_TRANSITIONS=114} [2021-03-25 05:29:08,141 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -7 predicate places. [2021-03-25 05:29:08,141 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:08,142 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-25 05:29:08,143 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-25 05:29:08,144 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 114 transitions, 247 flow [2021-03-25 05:29:08,180 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-25 05:29:08,180 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 05:29:08,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 347 events. 34/347 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 718 event pairs, 0 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 215. Up to 13 conditions per place. [2021-03-25 05:29:08,185 INFO L142 LiptonReduction]: Number of co-enabled transitions 3822 [2021-03-25 05:29:09,581 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-25 05:29:09,725 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-25 05:29:10,016 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-25 05:29:10,132 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-25 05:29:10,686 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2021-03-25 05:29:10,901 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-25 05:29:11,244 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-03-25 05:29:11,459 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-03-25 05:29:11,958 INFO L154 LiptonReduction]: Checked pairs total: 7411 [2021-03-25 05:29:11,958 INFO L156 LiptonReduction]: Total number of compositions: 32 [2021-03-25 05:29:11,958 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3817 [2021-03-25 05:29:11,959 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 100 transitions, 219 flow [2021-03-25 05:29:11,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:11,960 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:11,960 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:29:11,960 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 05:29:11,960 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:11,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:11,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1270506738, now seen corresponding path program 1 times [2021-03-25 05:29:11,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:11,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361189220] [2021-03-25 05:29:11,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:12,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:12,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:12,085 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 05:29:12,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:12,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:12,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361189220] [2021-03-25 05:29:12,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:12,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 05:29:12,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771043517] [2021-03-25 05:29:12,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:29:12,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:12,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:29:12,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:29:12,097 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 345 out of 453 [2021-03-25 05:29:12,098 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 100 transitions, 219 flow. Second operand has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,098 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:12,098 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 345 of 453 [2021-03-25 05:29:12,098 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:12,344 INFO L129 PetriNetUnfolder]: 521/2291 cut-off events. [2021-03-25 05:29:12,344 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 05:29:12,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2899 conditions, 2291 events. 521/2291 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 15449 event pairs, 206 based on Foata normal form. 1/1795 useless extension candidates. Maximal degree in co-relation 466. Up to 527 conditions per place. [2021-03-25 05:29:12,358 INFO L132 encePairwiseOnDemand]: 452/453 looper letters, 16 selfloop transitions, 0 changer transitions 1/99 dead transitions. [2021-03-25 05:29:12,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 99 transitions, 251 flow [2021-03-25 05:29:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-25 05:29:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-25 05:29:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 708 transitions. [2021-03-25 05:29:12,361 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7814569536423841 [2021-03-25 05:29:12,361 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 708 transitions. [2021-03-25 05:29:12,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 708 transitions. [2021-03-25 05:29:12,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:12,361 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 708 transitions. [2021-03-25 05:29:12,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 354.0) internal successors, (708), 2 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,366 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,366 INFO L185 Difference]: Start difference. First operand has 92 places, 100 transitions, 219 flow. Second operand 2 states and 708 transitions. [2021-03-25 05:29:12,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 99 transitions, 251 flow [2021-03-25 05:29:12,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 99 transitions, 251 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 05:29:12,382 INFO L241 Difference]: Finished difference. Result has 92 places, 98 transitions, 215 flow [2021-03-25 05:29:12,382 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=217, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=215, PETRI_PLACES=92, PETRI_TRANSITIONS=98} [2021-03-25 05:29:12,383 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-25 05:29:12,383 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:12,383 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-25 05:29:12,384 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-25 05:29:12,384 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 215 flow [2021-03-25 05:29:12,411 INFO L129 PetriNetUnfolder]: 34/307 cut-off events. [2021-03-25 05:29:12,412 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 05:29:12,412 INFO L84 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 307 events. 34/307 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 556 event pairs, 0 based on Foata normal form. 0/247 useless extension candidates. Maximal degree in co-relation 197. Up to 12 conditions per place. [2021-03-25 05:29:12,415 INFO L142 LiptonReduction]: Number of co-enabled transitions 3008 [2021-03-25 05:29:12,660 INFO L154 LiptonReduction]: Checked pairs total: 3494 [2021-03-25 05:29:12,661 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 05:29:12,661 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 278 [2021-03-25 05:29:12,662 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 93 transitions, 205 flow [2021-03-25 05:29:12,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,662 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:12,663 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:29:12,663 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 05:29:12,663 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:12,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:12,664 INFO L82 PathProgramCache]: Analyzing trace with hash 673073203, now seen corresponding path program 1 times [2021-03-25 05:29:12,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:12,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621786654] [2021-03-25 05:29:12,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:12,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:12,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:12,753 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-25 05:29:12,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:12,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621786654] [2021-03-25 05:29:12,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:12,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 05:29:12,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145933374] [2021-03-25 05:29:12,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:29:12,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:12,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:29:12,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:29:12,760 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 458 [2021-03-25 05:29:12,762 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 93 transitions, 205 flow. Second operand has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,762 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:12,762 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 458 [2021-03-25 05:29:12,762 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:12,939 INFO L129 PetriNetUnfolder]: 501/1520 cut-off events. [2021-03-25 05:29:12,939 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-25 05:29:12,943 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2215 conditions, 1520 events. 501/1520 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 7454 event pairs, 157 based on Foata normal form. 0/1127 useless extension candidates. Maximal degree in co-relation 1140. Up to 462 conditions per place. [2021-03-25 05:29:12,950 INFO L132 encePairwiseOnDemand]: 451/458 looper letters, 18 selfloop transitions, 5 changer transitions 0/100 dead transitions. [2021-03-25 05:29:12,951 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 100 transitions, 265 flow [2021-03-25 05:29:12,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 05:29:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 05:29:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1069 transitions. [2021-03-25 05:29:12,953 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7780203784570596 [2021-03-25 05:29:12,954 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1069 transitions. [2021-03-25 05:29:12,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1069 transitions. [2021-03-25 05:29:12,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:12,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1069 transitions. [2021-03-25 05:29:12,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 356.3333333333333) internal successors, (1069), 3 states have internal predecessors, (1069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:12,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 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) [2021-03-25 05:29:12,960 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 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) [2021-03-25 05:29:12,960 INFO L185 Difference]: Start difference. First operand has 85 places, 93 transitions, 205 flow. Second operand 3 states and 1069 transitions. [2021-03-25 05:29:12,960 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 100 transitions, 265 flow [2021-03-25 05:29:12,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 100 transitions, 265 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 05:29:12,966 INFO L241 Difference]: Finished difference. Result has 89 places, 96 transitions, 241 flow [2021-03-25 05:29:12,966 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=458, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=241, PETRI_PLACES=89, PETRI_TRANSITIONS=96} [2021-03-25 05:29:12,966 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-25 05:29:12,967 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:12,967 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 96 transitions, 241 flow [2021-03-25 05:29:12,968 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 96 transitions, 241 flow [2021-03-25 05:29:12,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 96 transitions, 241 flow [2021-03-25 05:29:13,017 INFO L129 PetriNetUnfolder]: 119/594 cut-off events. [2021-03-25 05:29:13,017 INFO L130 PetriNetUnfolder]: For 52/52 co-relation queries the response was YES. [2021-03-25 05:29:13,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 805 conditions, 594 events. 119/594 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1796 event pairs, 9 based on Foata normal form. 0/481 useless extension candidates. Maximal degree in co-relation 414. Up to 78 conditions per place. [2021-03-25 05:29:13,023 INFO L142 LiptonReduction]: Number of co-enabled transitions 2750 [2021-03-25 05:29:13,068 INFO L154 LiptonReduction]: Checked pairs total: 662 [2021-03-25 05:29:13,068 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 05:29:13,068 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 101 [2021-03-25 05:29:13,072 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 94 transitions, 237 flow [2021-03-25 05:29:13,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,073 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:13,073 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:29:13,074 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 05:29:13,074 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:13,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:13,074 INFO L82 PathProgramCache]: Analyzing trace with hash -885629025, now seen corresponding path program 1 times [2021-03-25 05:29:13,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:13,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500073696] [2021-03-25 05:29:13,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:13,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:13,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:13,147 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 05:29:13,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:13,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500073696] [2021-03-25 05:29:13,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:13,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 05:29:13,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708497017] [2021-03-25 05:29:13,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:29:13,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:13,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:29:13,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:29:13,152 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 460 [2021-03-25 05:29:13,154 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 94 transitions, 237 flow. Second operand has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,154 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:13,154 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 460 [2021-03-25 05:29:13,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:13,368 INFO L129 PetriNetUnfolder]: 544/1878 cut-off events. [2021-03-25 05:29:13,368 INFO L130 PetriNetUnfolder]: For 566/626 co-relation queries the response was YES. [2021-03-25 05:29:13,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3203 conditions, 1878 events. 544/1878 cut-off events. For 566/626 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 10436 event pairs, 124 based on Foata normal form. 24/1564 useless extension candidates. Maximal degree in co-relation 1783. Up to 587 conditions per place. [2021-03-25 05:29:13,381 INFO L132 encePairwiseOnDemand]: 450/460 looper letters, 22 selfloop transitions, 7 changer transitions 0/104 dead transitions. [2021-03-25 05:29:13,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 104 transitions, 327 flow [2021-03-25 05:29:13,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 05:29:13,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 05:29:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-25 05:29:13,384 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.782608695652174 [2021-03-25 05:29:13,384 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,385 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:13,385 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,390 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,391 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,391 INFO L185 Difference]: Start difference. First operand has 88 places, 94 transitions, 237 flow. Second operand 3 states and 1080 transitions. [2021-03-25 05:29:13,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 104 transitions, 327 flow [2021-03-25 05:29:13,395 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 104 transitions, 313 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 05:29:13,397 INFO L241 Difference]: Finished difference. Result has 89 places, 99 transitions, 282 flow [2021-03-25 05:29:13,398 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=282, PETRI_PLACES=89, PETRI_TRANSITIONS=99} [2021-03-25 05:29:13,398 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-25 05:29:13,398 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:13,398 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 99 transitions, 282 flow [2021-03-25 05:29:13,398 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 99 transitions, 282 flow [2021-03-25 05:29:13,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 99 transitions, 282 flow [2021-03-25 05:29:13,472 INFO L129 PetriNetUnfolder]: 234/867 cut-off events. [2021-03-25 05:29:13,472 INFO L130 PetriNetUnfolder]: For 202/302 co-relation queries the response was YES. [2021-03-25 05:29:13,475 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1413 conditions, 867 events. 234/867 cut-off events. For 202/302 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 3925 event pairs, 42 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 508. Up to 214 conditions per place. [2021-03-25 05:29:13,484 INFO L142 LiptonReduction]: Number of co-enabled transitions 2786 [2021-03-25 05:29:13,516 INFO L154 LiptonReduction]: Checked pairs total: 334 [2021-03-25 05:29:13,517 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 05:29:13,517 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 119 [2021-03-25 05:29:13,517 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 99 transitions, 282 flow [2021-03-25 05:29:13,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,518 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:13,518 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:29:13,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 05:29:13,518 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:13,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:13,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1706897828, now seen corresponding path program 1 times [2021-03-25 05:29:13,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:13,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944133777] [2021-03-25 05:29:13,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:13,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:13,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:13,585 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 05:29:13,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:13,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944133777] [2021-03-25 05:29:13,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:13,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 05:29:13,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241915932] [2021-03-25 05:29:13,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:29:13,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:13,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:29:13,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:29:13,591 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 460 [2021-03-25 05:29:13,592 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 99 transitions, 282 flow. Second operand has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,592 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:13,592 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 460 [2021-03-25 05:29:13,592 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:13,855 INFO L129 PetriNetUnfolder]: 591/2122 cut-off events. [2021-03-25 05:29:13,855 INFO L130 PetriNetUnfolder]: For 975/1449 co-relation queries the response was YES. [2021-03-25 05:29:13,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3930 conditions, 2122 events. 591/2122 cut-off events. For 975/1449 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 12419 event pairs, 121 based on Foata normal form. 55/1825 useless extension candidates. Maximal degree in co-relation 2097. Up to 495 conditions per place. [2021-03-25 05:29:13,869 INFO L132 encePairwiseOnDemand]: 451/460 looper letters, 26 selfloop transitions, 9 changer transitions 0/110 dead transitions. [2021-03-25 05:29:13,869 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 110 transitions, 401 flow [2021-03-25 05:29:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 05:29:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 05:29:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-25 05:29:13,872 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.782608695652174 [2021-03-25 05:29:13,872 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:13,872 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-25 05:29:13,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,877 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,878 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:13,878 INFO L185 Difference]: Start difference. First operand has 89 places, 99 transitions, 282 flow. Second operand 3 states and 1080 transitions. [2021-03-25 05:29:13,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 110 transitions, 401 flow [2021-03-25 05:29:13,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 110 transitions, 393 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 05:29:13,883 INFO L241 Difference]: Finished difference. Result has 92 places, 105 transitions, 359 flow [2021-03-25 05:29:13,884 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=269, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=359, PETRI_PLACES=92, PETRI_TRANSITIONS=105} [2021-03-25 05:29:13,884 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-25 05:29:13,884 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:13,884 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 105 transitions, 359 flow [2021-03-25 05:29:13,884 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 105 transitions, 359 flow [2021-03-25 05:29:13,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 105 transitions, 359 flow [2021-03-25 05:29:13,990 INFO L129 PetriNetUnfolder]: 312/1303 cut-off events. [2021-03-25 05:29:13,990 INFO L130 PetriNetUnfolder]: For 764/1028 co-relation queries the response was YES. [2021-03-25 05:29:13,994 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2317 conditions, 1303 events. 312/1303 cut-off events. For 764/1028 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 6694 event pairs, 31 based on Foata normal form. 0/1054 useless extension candidates. Maximal degree in co-relation 1238. Up to 274 conditions per place. [2021-03-25 05:29:14,004 INFO L142 LiptonReduction]: Number of co-enabled transitions 3166 [2021-03-25 05:29:14,070 INFO L154 LiptonReduction]: Checked pairs total: 445 [2021-03-25 05:29:14,070 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 05:29:14,070 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 186 [2021-03-25 05:29:14,071 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 105 transitions, 359 flow [2021-03-25 05:29:14,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:14,072 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:14,072 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] [2021-03-25 05:29:14,072 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 05:29:14,072 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:14,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:14,072 INFO L82 PathProgramCache]: Analyzing trace with hash -2136136108, now seen corresponding path program 1 times [2021-03-25 05:29:14,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:14,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690025653] [2021-03-25 05:29:14,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:14,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:14,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:14,149 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-25 05:29:14,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:14,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:14,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 05:29:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:14,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 05:29:14,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:14,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690025653] [2021-03-25 05:29:14,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:14,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 05:29:14,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547400379] [2021-03-25 05:29:14,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 05:29:14,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:14,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 05:29:14,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 05:29:14,169 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 460 [2021-03-25 05:29:14,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 105 transitions, 359 flow. Second operand has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:14,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:14,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 460 [2021-03-25 05:29:14,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:14,714 INFO L129 PetriNetUnfolder]: 1469/4940 cut-off events. [2021-03-25 05:29:14,714 INFO L130 PetriNetUnfolder]: For 4939/5586 co-relation queries the response was YES. [2021-03-25 05:29:14,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10202 conditions, 4940 events. 1469/4940 cut-off events. For 4939/5586 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 37732 event pairs, 130 based on Foata normal form. 79/4351 useless extension candidates. Maximal degree in co-relation 5408. Up to 901 conditions per place. [2021-03-25 05:29:14,758 INFO L132 encePairwiseOnDemand]: 443/460 looper letters, 94 selfloop transitions, 35 changer transitions 1/196 dead transitions. [2021-03-25 05:29:14,758 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 196 transitions, 1115 flow [2021-03-25 05:29:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 05:29:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 05:29:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3094 transitions. [2021-03-25 05:29:14,764 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7473429951690821 [2021-03-25 05:29:14,764 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3094 transitions. [2021-03-25 05:29:14,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3094 transitions. [2021-03-25 05:29:14,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:14,766 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3094 transitions. [2021-03-25 05:29:14,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 343.77777777777777) internal successors, (3094), 9 states have internal predecessors, (3094), 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) [2021-03-25 05:29:14,779 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 460.0) internal successors, (4600), 10 states have internal predecessors, (4600), 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) [2021-03-25 05:29:14,780 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 460.0) internal successors, (4600), 10 states have internal predecessors, (4600), 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) [2021-03-25 05:29:14,781 INFO L185 Difference]: Start difference. First operand has 92 places, 105 transitions, 359 flow. Second operand 9 states and 3094 transitions. [2021-03-25 05:29:14,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 196 transitions, 1115 flow [2021-03-25 05:29:14,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 196 transitions, 1061 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 05:29:14,834 INFO L241 Difference]: Finished difference. Result has 104 places, 137 transitions, 678 flow [2021-03-25 05:29:14,834 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=333, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=678, PETRI_PLACES=104, PETRI_TRANSITIONS=137} [2021-03-25 05:29:14,834 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -10 predicate places. [2021-03-25 05:29:14,834 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:14,834 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 137 transitions, 678 flow [2021-03-25 05:29:14,835 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 137 transitions, 678 flow [2021-03-25 05:29:14,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 137 transitions, 678 flow [2021-03-25 05:29:15,048 INFO L129 PetriNetUnfolder]: 705/2847 cut-off events. [2021-03-25 05:29:15,048 INFO L130 PetriNetUnfolder]: For 2682/3122 co-relation queries the response was YES. [2021-03-25 05:29:15,060 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5671 conditions, 2847 events. 705/2847 cut-off events. For 2682/3122 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 18940 event pairs, 62 based on Foata normal form. 19/2366 useless extension candidates. Maximal degree in co-relation 2665. Up to 556 conditions per place. [2021-03-25 05:29:15,085 INFO L142 LiptonReduction]: Number of co-enabled transitions 3994 [2021-03-25 05:29:16,244 INFO L154 LiptonReduction]: Checked pairs total: 1811 [2021-03-25 05:29:16,244 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 05:29:16,244 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1410 [2021-03-25 05:29:16,245 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 137 transitions, 678 flow [2021-03-25 05:29:16,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 05:29:16,245 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:16,245 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] [2021-03-25 05:29:16,245 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 05:29:16,245 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:16,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:16,246 INFO L82 PathProgramCache]: Analyzing trace with hash -548616291, now seen corresponding path program 1 times [2021-03-25 05:29:16,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:16,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96594211] [2021-03-25 05:29:16,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:29:16,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:16,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:16,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:16,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:16,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:29:16,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:29:16,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:29:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:29:16,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96594211] [2021-03-25 05:29:16,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:29:16,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 05:29:16,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608683975] [2021-03-25 05:29:16,312 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 05:29:16,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:29:16,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 05:29:16,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-25 05:29:16,314 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 466 [2021-03-25 05:29:16,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 137 transitions, 678 flow. Second operand has 6 states, 6 states have (on average 382.0) internal successors, (2292), 6 states have internal predecessors, (2292), 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) [2021-03-25 05:29:16,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:29:16,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 466 [2021-03-25 05:29:16,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:29:16,975 INFO L129 PetriNetUnfolder]: 1132/4290 cut-off events. [2021-03-25 05:29:16,975 INFO L130 PetriNetUnfolder]: For 4484/5350 co-relation queries the response was YES. [2021-03-25 05:29:16,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9637 conditions, 4290 events. 1132/4290 cut-off events. For 4484/5350 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 33260 event pairs, 153 based on Foata normal form. 153/3669 useless extension candidates. Maximal degree in co-relation 5040. Up to 966 conditions per place. [2021-03-25 05:29:17,006 INFO L132 encePairwiseOnDemand]: 456/466 looper letters, 31 selfloop transitions, 14 changer transitions 1/161 dead transitions. [2021-03-25 05:29:17,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 161 transitions, 820 flow [2021-03-25 05:29:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 05:29:17,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 05:29:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 4223 transitions. [2021-03-25 05:29:17,014 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8238392508778775 [2021-03-25 05:29:17,014 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 4223 transitions. [2021-03-25 05:29:17,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 4223 transitions. [2021-03-25 05:29:17,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:29:17,016 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 4223 transitions. [2021-03-25 05:29:17,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 383.90909090909093) internal successors, (4223), 11 states have internal predecessors, (4223), 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) [2021-03-25 05:29:17,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 466.0) internal successors, (5592), 12 states have internal predecessors, (5592), 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) [2021-03-25 05:29:17,031 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 466.0) internal successors, (5592), 12 states have internal predecessors, (5592), 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) [2021-03-25 05:29:17,032 INFO L185 Difference]: Start difference. First operand has 104 places, 137 transitions, 678 flow. Second operand 11 states and 4223 transitions. [2021-03-25 05:29:17,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 161 transitions, 820 flow [2021-03-25 05:29:17,040 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 161 transitions, 804 flow, removed 8 selfloop flow, removed 0 redundant places. [2021-03-25 05:29:17,042 INFO L241 Difference]: Finished difference. Result has 124 places, 148 transitions, 770 flow [2021-03-25 05:29:17,043 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=466, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=770, PETRI_PLACES=124, PETRI_TRANSITIONS=148} [2021-03-25 05:29:17,043 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, 10 predicate places. [2021-03-25 05:29:17,043 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:29:17,043 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 148 transitions, 770 flow [2021-03-25 05:29:17,043 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 148 transitions, 770 flow [2021-03-25 05:29:17,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 148 transitions, 770 flow [2021-03-25 05:29:17,490 INFO L129 PetriNetUnfolder]: 1215/4659 cut-off events. [2021-03-25 05:29:17,490 INFO L130 PetriNetUnfolder]: For 4883/6028 co-relation queries the response was YES. [2021-03-25 05:29:17,519 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10161 conditions, 4659 events. 1215/4659 cut-off events. For 4883/6028 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 36859 event pairs, 124 based on Foata normal form. 56/3817 useless extension candidates. Maximal degree in co-relation 5440. Up to 987 conditions per place. [2021-03-25 05:29:17,630 INFO L142 LiptonReduction]: Number of co-enabled transitions 4452 [2021-03-25 05:29:21,853 INFO L154 LiptonReduction]: Checked pairs total: 1871 [2021-03-25 05:29:21,853 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 05:29:21,854 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4811 [2021-03-25 05:29:21,854 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 145 transitions, 758 flow [2021-03-25 05:29:21,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 382.0) internal successors, (2292), 6 states have internal predecessors, (2292), 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) [2021-03-25 05:29:21,855 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:29:21,855 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] [2021-03-25 05:29:21,855 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 05:29:21,856 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-25 05:29:21,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:29:21,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1970208783, now seen corresponding path program 1 times [2021-03-25 05:29:21,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:29:21,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739111230] [2021-03-25 05:29:21,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:29:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 05:29:21,888 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 05:29:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 05:29:21,904 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 05:29:21,927 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 05:29:21,927 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 05:29:21,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 05:29:21,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 05:29:21 BasicIcfg [2021-03-25 05:29:21,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 05:29:21,992 INFO L168 Benchmark]: Toolchain (without parser) took 19019.09 ms. Allocated memory was 255.9 MB in the beginning and 725.6 MB in the end (delta: 469.8 MB). Free memory was 233.4 MB in the beginning and 611.1 MB in the end (delta: -377.8 MB). Peak memory consumption was 90.4 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,992 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 05:29:21,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1009.94 ms. Allocated memory was 255.9 MB in the beginning and 408.9 MB in the end (delta: 153.1 MB). Free memory was 232.9 MB in the beginning and 345.2 MB in the end (delta: -112.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.22 ms. Allocated memory is still 408.9 MB. Free memory was 345.2 MB in the beginning and 341.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,993 INFO L168 Benchmark]: Boogie Preprocessor took 59.26 ms. Allocated memory is still 408.9 MB. Free memory was 341.1 MB in the beginning and 338.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,993 INFO L168 Benchmark]: RCFGBuilder took 757.34 ms. Allocated memory is still 408.9 MB. Free memory was 338.9 MB in the beginning and 350.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,993 INFO L168 Benchmark]: TraceAbstraction took 17113.57 ms. Allocated memory was 408.9 MB in the beginning and 725.6 MB in the end (delta: 316.7 MB). Free memory was 350.1 MB in the beginning and 611.1 MB in the end (delta: -261.0 MB). Peak memory consumption was 55.6 MB. Max. memory is 16.0 GB. [2021-03-25 05:29:21,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1009.94 ms. Allocated memory was 255.9 MB in the beginning and 408.9 MB in the end (delta: 153.1 MB). Free memory was 232.9 MB in the beginning and 345.2 MB in the end (delta: -112.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 74.22 ms. Allocated memory is still 408.9 MB. Free memory was 345.2 MB in the beginning and 341.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 59.26 ms. Allocated memory is still 408.9 MB. Free memory was 341.1 MB in the beginning and 338.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 757.34 ms. Allocated memory is still 408.9 MB. Free memory was 338.9 MB in the beginning and 350.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17113.57 ms. Allocated memory was 408.9 MB in the beginning and 725.6 MB in the end (delta: 316.7 MB). Free memory was 350.1 MB in the beginning and 611.1 MB in the end (delta: -261.0 MB). Peak memory consumption was 55.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2477.5ms, 182 PlacesBefore, 114 PlacesAfterwards, 200 TransitionsBefore, 129 TransitionsAfterwards, 11296 CoEnabledTransitionPairs, 6 FixpointIterations, 41 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 34 ConcurrentYvCompositions, 3 ChoiceCompositions, 122 TotalNumberOfCompositions, 10215 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6956, positive: 6908, positive conditional: 0, positive unconditional: 6908, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4918, positive: 4900, positive conditional: 0, positive unconditional: 4900, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4918, positive: 4900, positive conditional: 0, positive unconditional: 4900, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6956, positive: 2008, positive conditional: 0, positive unconditional: 2008, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 4918, unknown conditional: 0, unknown unconditional: 4918] , Statistics on independence cache: Total cache size (in pairs): 445, Positive cache size: 437, Positive conditional cache size: 0, Positive unconditional cache size: 437, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3815.0ms, 107 PlacesBefore, 92 PlacesAfterwards, 114 TransitionsBefore, 100 TransitionsAfterwards, 3822 CoEnabledTransitionPairs, 6 FixpointIterations, 7 TrivialSequentialCompositions, 13 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 7 ConcurrentYvCompositions, 0 ChoiceCompositions, 32 TotalNumberOfCompositions, 7411 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2664, positive: 2586, positive conditional: 0, positive unconditional: 2586, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 978, positive: 967, positive conditional: 0, positive unconditional: 967, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 978, positive: 967, positive conditional: 0, positive unconditional: 967, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2664, positive: 1619, positive conditional: 0, positive unconditional: 1619, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 978, unknown conditional: 0, unknown unconditional: 978] , Statistics on independence cache: Total cache size (in pairs): 527, Positive cache size: 516, Positive conditional cache size: 0, Positive unconditional cache size: 516, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 276.8ms, 92 PlacesBefore, 85 PlacesAfterwards, 98 TransitionsBefore, 93 TransitionsAfterwards, 3008 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 3494 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 954, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109, positive: 106, positive conditional: 0, positive unconditional: 106, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 109, positive: 106, positive conditional: 0, positive unconditional: 106, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 954, positive: 805, positive conditional: 0, positive unconditional: 805, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 109, unknown conditional: 0, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 462, Positive cache size: 449, Positive conditional cache size: 0, Positive unconditional cache size: 449, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 100.3ms, 89 PlacesBefore, 88 PlacesAfterwards, 96 TransitionsBefore, 94 TransitionsAfterwards, 2750 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 662 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 169, positive: 161, positive conditional: 0, positive unconditional: 161, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 169, positive: 143, positive conditional: 0, positive unconditional: 143, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , Statistics on independence cache: Total cache size (in pairs): 455, Positive cache size: 441, Positive conditional cache size: 0, Positive unconditional cache size: 441, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 118.3ms, 89 PlacesBefore, 89 PlacesAfterwards, 99 TransitionsBefore, 99 TransitionsAfterwards, 2786 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 334 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 75, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 75, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 459, Positive cache size: 444, Positive conditional cache size: 0, Positive unconditional cache size: 444, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 185.9ms, 92 PlacesBefore, 92 PlacesAfterwards, 105 TransitionsBefore, 105 TransitionsAfterwards, 3166 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 445 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 80, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 80, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 461, Positive cache size: 446, Positive conditional cache size: 0, Positive unconditional cache size: 446, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1409.4ms, 104 PlacesBefore, 104 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 3994 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 1811 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 475, positive: 457, positive conditional: 0, positive unconditional: 457, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 64, positive: 60, positive conditional: 0, positive unconditional: 60, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 64, positive: 60, positive conditional: 0, positive unconditional: 60, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 475, positive: 397, positive conditional: 0, positive unconditional: 397, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 64, unknown conditional: 0, unknown unconditional: 64] , Statistics on independence cache: Total cache size (in pairs): 532, Positive cache size: 514, Positive conditional cache size: 0, Positive unconditional cache size: 514, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4810.3ms, 124 PlacesBefore, 121 PlacesAfterwards, 148 TransitionsBefore, 145 TransitionsAfterwards, 4452 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 1871 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 387, positive: 369, positive conditional: 0, positive unconditional: 369, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 64, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 64, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 387, positive: 305, positive conditional: 0, positive unconditional: 305, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 64, unknown conditional: 0, unknown unconditional: 64] , Statistics on independence cache: Total cache size (in pairs): 532, Positive cache size: 514, Positive conditional cache size: 0, Positive unconditional cache size: 514, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - CounterExampleResult [Line: 1693]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1694] 0 pthread_t t1, t2; [L1695] 0 pthread_mutex_t mutex; [L1696] 0 int pdev; [L1741] 0 int ldv_usb_state; [L1779] 0 pdev = 1 [L1693] COND FALSE 0 !(!expression) [L1781] COND TRUE 0 __VERIFIER_nondet_int() [L1782] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1743] 1 ldv_usb_state = 0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1744] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1745] COND TRUE 1 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1747] 1 case 0: VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1748] COND TRUE 1 ldv_usb_state==0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1730] 1 int error; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1717] COND TRUE 1 __VERIFIER_nondet_int() VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1718] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1704] COND TRUE 2 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={7:0}] [L1706] 2 case 1: [L1699] 2 pdev = 6 VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={7:0}] [L1719] 1 return 0; VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={7:0}] [L1731] 1 error = ieee80211_register_hw() VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={7:0}] [L1732] COND FALSE 1 !(\read(error)) [L1734] 1 return 0; [L1749] 1 probe_ret = ath_ahb_probe() [L1750] COND FALSE 1 !(probe_ret!=0) [L1752] 1 ldv_usb_state = 1 [L1753] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={7:0}] [L1693] COND TRUE 2 !expression [L1693] 2 reach_error() VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 179 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 16862.9ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2552.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2674.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 138 SDtfs, 115 SDslu, 117 SDs, 0 SdLazy, 231 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 210.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 111.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=770occurred in iteration=7, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 32.8ms SsaConstructionTime, 134.5ms SatisfiabilityAnalysisTime, 449.9ms InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...