/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 11:02:19,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 11:02:19,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 11:02:19,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 11:02:19,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 11:02:19,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 11:02:19,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 11:02:19,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 11:02:19,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 11:02:19,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 11:02:19,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 11:02:19,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 11:02:19,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 11:02:19,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 11:02:19,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 11:02:19,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 11:02:19,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 11:02:19,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 11:02:19,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 11:02:19,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 11:02:19,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 11:02:19,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 11:02:19,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 11:02:19,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 11:02:19,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 11:02:19,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 11:02:19,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 11:02:19,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 11:02:19,185 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 11:02:19,218 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 11:02:19,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 11:02:19,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 11:02:19,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 11:02:19,221 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 11:02:19,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 11:02:19,222 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 11:02:19,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 11:02:19,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 11:02:19,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 11:02:19,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 11:02:19,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 11:02:19,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 11:02:19,223 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 11:02:19,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 11:02:19,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 11:02:19,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 11:02:19,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 11:02:19,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 11:02:19,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 11:02:19,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 11:02:19,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 11:02:19,226 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 11:02:19,226 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 11:02:19,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 11:02:19,226 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 11:02:19,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 11:02:19,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 11:02:19,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 11:02:19,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 11:02:19,534 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 11:02:19,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-26 11:02:19,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410780d59/8f79d5781676434cbc343b14ae889400/FLAGbf2343d06 [2021-03-26 11:02:20,061 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 11:02:20,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-03-26 11:02:20,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410780d59/8f79d5781676434cbc343b14ae889400/FLAGbf2343d06 [2021-03-26 11:02:20,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/410780d59/8f79d5781676434cbc343b14ae889400 [2021-03-26 11:02:20,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 11:02:20,353 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 11:02:20,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 11:02:20,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 11:02:20,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 11:02:20,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:02:20" (1/1) ... [2021-03-26 11:02:20,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:20, skipping insertion in model container [2021-03-26 11:02:20,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:02:20" (1/1) ... [2021-03-26 11:02:20,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 11:02:20,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 11:02:20,865 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-03-26 11:02:20,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:02:20,888 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 11:02:20,916 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-03-26 11:02:20,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:02:21,191 INFO L208 MainTranslator]: Completed translation [2021-03-26 11:02:21,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21 WrapperNode [2021-03-26 11:02:21,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 11:02:21,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 11:02:21,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 11:02:21,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 11:02:21,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 11:02:21,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 11:02:21,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 11:02:21,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 11:02:21,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... [2021-03-26 11:02:21,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 11:02:21,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 11:02:21,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 11:02:21,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 11:02:21,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 11:02:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-03-26 11:02:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-03-26 11:02:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 11:02:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 11:02:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 11:02:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 11:02:21,362 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 11:02:21,851 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 11:02:21,852 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-03-26 11:02:21,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:02:21 BoogieIcfgContainer [2021-03-26 11:02:21,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 11:02:21,854 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 11:02:21,854 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 11:02:21,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 11:02:21,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 11:02:20" (1/3) ... [2021-03-26 11:02:21,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521f412a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:02:21, skipping insertion in model container [2021-03-26 11:02:21,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:02:21" (2/3) ... [2021-03-26 11:02:21,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521f412a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:02:21, skipping insertion in model container [2021-03-26 11:02:21,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:02:21" (3/3) ... [2021-03-26 11:02:21,859 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2021-03-26 11:02:21,863 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 11:02:21,866 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2021-03-26 11:02:21,867 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 11:02:21,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,899 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,900 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,901 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,901 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,901 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,901 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,901 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,906 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,907 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,908 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,922 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,922 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,925 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,926 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,927 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,928 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,929 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,930 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,931 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,932 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,933 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,934 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,935 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,936 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,937 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,938 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,939 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,940 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,941 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,942 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,943 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,944 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,944 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,948 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,948 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,949 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,950 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,950 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,950 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:02:21,965 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-26 11:02:21,981 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-03-26 11:02:21,997 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:02:21,997 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:02:21,997 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:02:21,997 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:02:21,998 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:02:21,998 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:02:21,998 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:02:21,998 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:02:22,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 263 places, 299 transitions, 640 flow [2021-03-26 11:02:22,115 INFO L129 PetriNetUnfolder]: 69/533 cut-off events. [2021-03-26 11:02:22,116 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:02:22,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 556 conditions, 533 events. 69/533 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1328 event pairs, 0 based on Foata normal form. 0/438 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-26 11:02:22,135 INFO L82 GeneralOperation]: Start removeDead. Operand has 263 places, 299 transitions, 640 flow [2021-03-26 11:02:22,145 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 182 places, 200 transitions, 423 flow [2021-03-26 11:02:22,147 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:22,157 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-26 11:02:22,161 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 200 transitions, 423 flow [2021-03-26 11:02:22,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 200 transitions, 423 flow [2021-03-26 11:02:22,224 INFO L129 PetriNetUnfolder]: 67/520 cut-off events. [2021-03-26 11:02:22,224 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:02:22,227 INFO L84 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 520 events. 67/520 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1256 event pairs, 0 based on Foata normal form. 0/428 useless extension candidates. Maximal degree in co-relation 454. Up to 28 conditions per place. [2021-03-26 11:02:22,239 INFO L142 LiptonReduction]: Number of co-enabled transitions 11296 [2021-03-26 11:02:26,941 INFO L154 LiptonReduction]: Checked pairs total: 10215 [2021-03-26 11:02:26,942 INFO L156 LiptonReduction]: Total number of compositions: 122 [2021-03-26 11:02:26,945 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4799 [2021-03-26 11:02:26,953 INFO L129 PetriNetUnfolder]: 0/4 cut-off events. [2021-03-26 11:02:26,954 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:02:26,954 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:26,954 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-03-26 11:02:26,955 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:26,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:26,964 INFO L82 PathProgramCache]: Analyzing trace with hash 23312864, now seen corresponding path program 1 times [2021-03-26 11:02:26,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:26,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121165375] [2021-03-26 11:02:26,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:27,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:27,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:27,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:27,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121165375] [2021-03-26 11:02:27,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:27,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 11:02:27,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416193242] [2021-03-26 11:02:27,227 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 11:02:27,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:27,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 11:02:27,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 11:02:27,241 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 421 [2021-03-26 11:02:27,244 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 129 transitions, 281 flow. Second operand has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:27,244 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:27,244 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 421 [2021-03-26 11:02:27,245 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:27,287 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-26 11:02:27,287 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:02:27,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 347 events. 34/347 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 708 event pairs, 0 based on Foata normal form. 22/308 useless extension candidates. Maximal degree in co-relation 367. Up to 13 conditions per place. [2021-03-26 11:02:27,290 INFO L132 encePairwiseOnDemand]: 411/421 looper letters, 0 selfloop transitions, 0 changer transitions 0/114 dead transitions. [2021-03-26 11:02:27,290 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 114 transitions, 251 flow [2021-03-26 11:02:27,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:02:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:02:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 740 transitions. [2021-03-26 11:02:27,303 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8788598574821853 [2021-03-26 11:02:27,303 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 740 transitions. [2021-03-26 11:02:27,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 740 transitions. [2021-03-26 11:02:27,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:27,308 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 740 transitions. [2021-03-26 11:02:27,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 370.0) internal successors, (740), 2 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:27,318 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:27,319 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 421.0) internal successors, (1263), 3 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:27,320 INFO L185 Difference]: Start difference. First operand has 114 places, 129 transitions, 281 flow. Second operand 2 states and 740 transitions. [2021-03-26 11:02:27,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 114 transitions, 251 flow [2021-03-26 11:02:27,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 114 transitions, 247 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 11:02:27,326 INFO L241 Difference]: Finished difference. Result has 107 places, 114 transitions, 247 flow [2021-03-26 11:02:27,328 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=421, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=247, PETRI_PLACES=107, PETRI_TRANSITIONS=114} [2021-03-26 11:02:27,329 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -7 predicate places. [2021-03-26 11:02:27,329 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:27,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-26 11:02:27,329 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 114 transitions, 247 flow [2021-03-26 11:02:27,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 114 transitions, 247 flow [2021-03-26 11:02:27,362 INFO L129 PetriNetUnfolder]: 34/347 cut-off events. [2021-03-26 11:02:27,364 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-26 11:02:27,367 INFO L84 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 347 events. 34/347 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 718 event pairs, 0 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 215. Up to 13 conditions per place. [2021-03-26 11:02:27,371 INFO L142 LiptonReduction]: Number of co-enabled transitions 3822 [2021-03-26 11:02:27,711 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-26 11:02:28,682 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-26 11:02:28,798 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-26 11:02:29,096 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-26 11:02:29,216 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-26 11:02:29,695 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2021-03-26 11:02:29,877 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-26 11:02:30,217 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-03-26 11:02:30,426 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-03-26 11:02:30,927 INFO L154 LiptonReduction]: Checked pairs total: 7411 [2021-03-26 11:02:30,927 INFO L156 LiptonReduction]: Total number of compositions: 32 [2021-03-26 11:02:30,928 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3599 [2021-03-26 11:02:30,930 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 100 transitions, 219 flow [2021-03-26 11:02:30,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 365.5) internal successors, (731), 2 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:30,931 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:30,931 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:30,932 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 11:02:30,932 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:30,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:30,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1270506738, now seen corresponding path program 1 times [2021-03-26 11:02:30,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:30,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153523155] [2021-03-26 11:02:30,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:31,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:31,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:31,052 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 11:02:31,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:31,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153523155] [2021-03-26 11:02:31,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:31,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:02:31,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544074216] [2021-03-26 11:02:31,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:02:31,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:31,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:02:31,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:02:31,060 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 345 out of 453 [2021-03-26 11:02:31,061 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 100 transitions, 219 flow. Second operand has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,061 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:31,061 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 345 of 453 [2021-03-26 11:02:31,061 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:31,313 INFO L129 PetriNetUnfolder]: 521/2291 cut-off events. [2021-03-26 11:02:31,313 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:02:31,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2899 conditions, 2291 events. 521/2291 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 15449 event pairs, 206 based on Foata normal form. 1/1795 useless extension candidates. Maximal degree in co-relation 466. Up to 527 conditions per place. [2021-03-26 11:02:31,327 INFO L132 encePairwiseOnDemand]: 452/453 looper letters, 16 selfloop transitions, 0 changer transitions 1/99 dead transitions. [2021-03-26 11:02:31,328 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 99 transitions, 251 flow [2021-03-26 11:02:31,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:02:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:02:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 708 transitions. [2021-03-26 11:02:31,331 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7814569536423841 [2021-03-26 11:02:31,331 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 708 transitions. [2021-03-26 11:02:31,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 708 transitions. [2021-03-26 11:02:31,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:31,331 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 708 transitions. [2021-03-26 11:02:31,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 354.0) internal successors, (708), 2 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,337 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 453.0) internal successors, (1359), 3 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,337 INFO L185 Difference]: Start difference. First operand has 92 places, 100 transitions, 219 flow. Second operand 2 states and 708 transitions. [2021-03-26 11:02:31,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 99 transitions, 251 flow [2021-03-26 11:02:31,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 99 transitions, 251 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:02:31,341 INFO L241 Difference]: Finished difference. Result has 92 places, 98 transitions, 215 flow [2021-03-26 11:02:31,341 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=217, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=215, PETRI_PLACES=92, PETRI_TRANSITIONS=98} [2021-03-26 11:02:31,344 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-26 11:02:31,344 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:31,345 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-26 11:02:31,346 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 98 transitions, 215 flow [2021-03-26 11:02:31,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 215 flow [2021-03-26 11:02:31,366 INFO L129 PetriNetUnfolder]: 34/307 cut-off events. [2021-03-26 11:02:31,366 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-26 11:02:31,367 INFO L84 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 307 events. 34/307 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 556 event pairs, 0 based on Foata normal form. 0/247 useless extension candidates. Maximal degree in co-relation 197. Up to 12 conditions per place. [2021-03-26 11:02:31,370 INFO L142 LiptonReduction]: Number of co-enabled transitions 3008 [2021-03-26 11:02:31,863 INFO L154 LiptonReduction]: Checked pairs total: 3286 [2021-03-26 11:02:31,863 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-26 11:02:31,864 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 520 [2021-03-26 11:02:31,865 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 93 transitions, 205 flow [2021-03-26 11:02:31,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 346.0) internal successors, (1038), 3 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,867 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:31,867 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:31,868 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 11:02:31,868 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:31,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:31,868 INFO L82 PathProgramCache]: Analyzing trace with hash 673073203, now seen corresponding path program 1 times [2021-03-26 11:02:31,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:31,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166708145] [2021-03-26 11:02:31,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:31,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:31,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:31,957 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-26 11:02:31,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:31,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:31,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166708145] [2021-03-26 11:02:31,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:31,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:02:31,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949037533] [2021-03-26 11:02:31,964 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:02:31,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:31,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:02:31,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:02:31,966 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 460 [2021-03-26 11:02:31,967 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 93 transitions, 205 flow. Second operand has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:31,967 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:31,967 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 460 [2021-03-26 11:02:31,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:32,114 INFO L129 PetriNetUnfolder]: 554/1562 cut-off events. [2021-03-26 11:02:32,114 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 11:02:32,118 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2313 conditions, 1562 events. 554/1562 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 7565 event pairs, 155 based on Foata normal form. 0/1204 useless extension candidates. Maximal degree in co-relation 1218. Up to 518 conditions per place. [2021-03-26 11:02:32,124 INFO L132 encePairwiseOnDemand]: 453/460 looper letters, 18 selfloop transitions, 6 changer transitions 0/101 dead transitions. [2021-03-26 11:02:32,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 101 transitions, 269 flow [2021-03-26 11:02:32,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:02:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:02:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1069 transitions. [2021-03-26 11:02:32,127 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7746376811594203 [2021-03-26 11:02:32,127 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1069 transitions. [2021-03-26 11:02:32,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1069 transitions. [2021-03-26 11:02:32,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:32,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1069 transitions. [2021-03-26 11:02:32,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 356.3333333333333) internal successors, (1069), 3 states have internal predecessors, (1069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,133 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,134 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 460.0) internal successors, (1840), 4 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,134 INFO L185 Difference]: Start difference. First operand has 85 places, 93 transitions, 205 flow. Second operand 3 states and 1069 transitions. [2021-03-26 11:02:32,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 101 transitions, 269 flow [2021-03-26 11:02:32,137 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 101 transitions, 269 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:02:32,140 INFO L241 Difference]: Finished difference. Result has 89 places, 97 transitions, 247 flow [2021-03-26 11:02:32,140 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=247, PETRI_PLACES=89, PETRI_TRANSITIONS=97} [2021-03-26 11:02:32,141 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-26 11:02:32,141 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:32,141 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 97 transitions, 247 flow [2021-03-26 11:02:32,142 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 97 transitions, 247 flow [2021-03-26 11:02:32,143 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 97 transitions, 247 flow [2021-03-26 11:02:32,182 INFO L129 PetriNetUnfolder]: 129/590 cut-off events. [2021-03-26 11:02:32,182 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-26 11:02:32,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 824 conditions, 590 events. 129/590 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1789 event pairs, 6 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 416. Up to 93 conditions per place. [2021-03-26 11:02:32,189 INFO L142 LiptonReduction]: Number of co-enabled transitions 2766 [2021-03-26 11:02:32,250 INFO L154 LiptonReduction]: Checked pairs total: 670 [2021-03-26 11:02:32,250 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:02:32,250 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 109 [2021-03-26 11:02:32,252 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 95 transitions, 243 flow [2021-03-26 11:02:32,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 349.0) internal successors, (1047), 3 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,253 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:32,253 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:32,253 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 11:02:32,253 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:32,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:32,254 INFO L82 PathProgramCache]: Analyzing trace with hash -856999874, now seen corresponding path program 1 times [2021-03-26 11:02:32,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:32,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085564354] [2021-03-26 11:02:32,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:32,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:32,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:32,327 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 11:02:32,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:32,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085564354] [2021-03-26 11:02:32,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:32,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:02:32,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953809481] [2021-03-26 11:02:32,330 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:02:32,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:32,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:02:32,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:02:32,333 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 462 [2021-03-26 11:02:32,334 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 95 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,334 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:32,334 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 462 [2021-03-26 11:02:32,334 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:32,519 INFO L129 PetriNetUnfolder]: 608/1942 cut-off events. [2021-03-26 11:02:32,520 INFO L130 PetriNetUnfolder]: For 607/684 co-relation queries the response was YES. [2021-03-26 11:02:32,525 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3419 conditions, 1942 events. 608/1942 cut-off events. For 607/684 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 10650 event pairs, 112 based on Foata normal form. 10/1609 useless extension candidates. Maximal degree in co-relation 1855. Up to 651 conditions per place. [2021-03-26 11:02:32,533 INFO L132 encePairwiseOnDemand]: 452/462 looper letters, 23 selfloop transitions, 8 changer transitions 0/106 dead transitions. [2021-03-26 11:02:32,534 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 106 transitions, 341 flow [2021-03-26 11:02:32,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:02:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:02:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-26 11:02:32,536 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7792207792207793 [2021-03-26 11:02:32,537 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:32,537 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,543 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,543 INFO L185 Difference]: Start difference. First operand has 88 places, 95 transitions, 243 flow. Second operand 3 states and 1080 transitions. [2021-03-26 11:02:32,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 106 transitions, 341 flow [2021-03-26 11:02:32,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 106 transitions, 325 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 11:02:32,551 INFO L241 Difference]: Finished difference. Result has 89 places, 101 transitions, 293 flow [2021-03-26 11:02:32,551 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=293, PETRI_PLACES=89, PETRI_TRANSITIONS=101} [2021-03-26 11:02:32,551 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -25 predicate places. [2021-03-26 11:02:32,551 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:32,551 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 101 transitions, 293 flow [2021-03-26 11:02:32,552 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 101 transitions, 293 flow [2021-03-26 11:02:32,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 101 transitions, 293 flow [2021-03-26 11:02:32,608 INFO L129 PetriNetUnfolder]: 257/871 cut-off events. [2021-03-26 11:02:32,608 INFO L130 PetriNetUnfolder]: For 227/323 co-relation queries the response was YES. [2021-03-26 11:02:32,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1474 conditions, 871 events. 257/871 cut-off events. For 227/323 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3850 event pairs, 31 based on Foata normal form. 0/681 useless extension candidates. Maximal degree in co-relation 525. Up to 227 conditions per place. [2021-03-26 11:02:32,620 INFO L142 LiptonReduction]: Number of co-enabled transitions 2894 [2021-03-26 11:02:32,678 INFO L154 LiptonReduction]: Checked pairs total: 466 [2021-03-26 11:02:32,678 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 11:02:32,678 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 127 [2021-03-26 11:02:32,683 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 101 transitions, 293 flow [2021-03-26 11:02:32,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.6666666666667) internal successors, (1055), 3 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,684 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:32,684 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:32,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 11:02:32,685 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:32,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:32,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1706897828, now seen corresponding path program 1 times [2021-03-26 11:02:32,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:32,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346540685] [2021-03-26 11:02:32,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:32,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:32,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:32,771 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 11:02:32,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:32,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346540685] [2021-03-26 11:02:32,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:32,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:02:32,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949862253] [2021-03-26 11:02:32,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:02:32,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:32,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:02:32,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:02:32,777 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 462 [2021-03-26 11:02:32,778 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 101 transitions, 293 flow. Second operand has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,778 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:32,778 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 462 [2021-03-26 11:02:32,778 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:32,974 INFO L129 PetriNetUnfolder]: 654/2242 cut-off events. [2021-03-26 11:02:32,974 INFO L130 PetriNetUnfolder]: For 1073/1573 co-relation queries the response was YES. [2021-03-26 11:02:32,981 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4227 conditions, 2242 events. 654/2242 cut-off events. For 1073/1573 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 13236 event pairs, 98 based on Foata normal form. 55/1934 useless extension candidates. Maximal degree in co-relation 1867. Up to 483 conditions per place. [2021-03-26 11:02:32,991 INFO L132 encePairwiseOnDemand]: 453/462 looper letters, 26 selfloop transitions, 11 changer transitions 0/112 dead transitions. [2021-03-26 11:02:32,991 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 112 transitions, 416 flow [2021-03-26 11:02:32,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:02:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:02:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2021-03-26 11:02:32,994 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7792207792207793 [2021-03-26 11:02:32,994 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:32,995 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2021-03-26 11:02:32,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:32,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:33,000 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:33,000 INFO L185 Difference]: Start difference. First operand has 89 places, 101 transitions, 293 flow. Second operand 3 states and 1080 transitions. [2021-03-26 11:02:33,000 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 112 transitions, 416 flow [2021-03-26 11:02:33,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 112 transitions, 407 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 11:02:33,005 INFO L241 Difference]: Finished difference. Result has 92 places, 107 transitions, 377 flow [2021-03-26 11:02:33,005 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=279, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=377, PETRI_PLACES=92, PETRI_TRANSITIONS=107} [2021-03-26 11:02:33,005 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -22 predicate places. [2021-03-26 11:02:33,005 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:33,005 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 107 transitions, 377 flow [2021-03-26 11:02:33,006 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 107 transitions, 377 flow [2021-03-26 11:02:33,006 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 107 transitions, 377 flow [2021-03-26 11:02:33,083 INFO L129 PetriNetUnfolder]: 327/1223 cut-off events. [2021-03-26 11:02:33,083 INFO L130 PetriNetUnfolder]: For 819/1143 co-relation queries the response was YES. [2021-03-26 11:02:33,087 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2325 conditions, 1223 events. 327/1223 cut-off events. For 819/1143 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 5914 event pairs, 19 based on Foata normal form. 1/974 useless extension candidates. Maximal degree in co-relation 1201. Up to 288 conditions per place. [2021-03-26 11:02:33,096 INFO L142 LiptonReduction]: Number of co-enabled transitions 3278 [2021-03-26 11:02:33,281 INFO L154 LiptonReduction]: Checked pairs total: 914 [2021-03-26 11:02:33,281 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 11:02:33,281 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 276 [2021-03-26 11:02:33,282 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 107 transitions, 377 flow [2021-03-26 11:02:33,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:33,283 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:33,283 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:33,283 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 11:02:33,283 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:33,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:33,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1349484562, now seen corresponding path program 1 times [2021-03-26 11:02:33,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:33,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881692293] [2021-03-26 11:02:33,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:33,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:33,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:33,357 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-26 11:02:33,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:33,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:33,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:02:33,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:33,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:02:33,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:33,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881692293] [2021-03-26 11:02:33,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:33,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:02:33,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053935754] [2021-03-26 11:02:33,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:02:33,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:33,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:02:33,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:02:33,373 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 463 [2021-03-26 11:02:33,375 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 107 transitions, 377 flow. Second operand has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:33,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:33,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 463 [2021-03-26 11:02:33,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:33,938 INFO L129 PetriNetUnfolder]: 1638/5044 cut-off events. [2021-03-26 11:02:33,938 INFO L130 PetriNetUnfolder]: For 5549/6569 co-relation queries the response was YES. [2021-03-26 11:02:33,953 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11200 conditions, 5044 events. 1638/5044 cut-off events. For 5549/6569 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 37158 event pairs, 95 based on Foata normal form. 39/4320 useless extension candidates. Maximal degree in co-relation 6005. Up to 1048 conditions per place. [2021-03-26 11:02:33,979 INFO L132 encePairwiseOnDemand]: 446/463 looper letters, 103 selfloop transitions, 39 changer transitions 1/209 dead transitions. [2021-03-26 11:02:33,979 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 209 transitions, 1265 flow [2021-03-26 11:02:33,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 11:02:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 11:02:33,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3098 transitions. [2021-03-26 11:02:33,985 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7434605231581474 [2021-03-26 11:02:33,985 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3098 transitions. [2021-03-26 11:02:33,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3098 transitions. [2021-03-26 11:02:33,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:33,987 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3098 transitions. [2021-03-26 11:02:33,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 344.22222222222223) internal successors, (3098), 9 states have internal predecessors, (3098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:34,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 463.0) internal successors, (4630), 10 states have internal predecessors, (4630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:34,001 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 463.0) internal successors, (4630), 10 states have internal predecessors, (4630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:34,001 INFO L185 Difference]: Start difference. First operand has 92 places, 107 transitions, 377 flow. Second operand 9 states and 3098 transitions. [2021-03-26 11:02:34,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 209 transitions, 1265 flow [2021-03-26 11:02:34,009 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 209 transitions, 1185 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 11:02:34,011 INFO L241 Difference]: Finished difference. Result has 104 places, 145 transitions, 758 flow [2021-03-26 11:02:34,011 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=463, PETRI_DIFFERENCE_MINUEND_FLOW=355, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=758, PETRI_PLACES=104, PETRI_TRANSITIONS=145} [2021-03-26 11:02:34,012 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, -10 predicate places. [2021-03-26 11:02:34,012 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:34,012 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 145 transitions, 758 flow [2021-03-26 11:02:34,012 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 145 transitions, 758 flow [2021-03-26 11:02:34,013 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 145 transitions, 758 flow [2021-03-26 11:02:34,270 INFO L129 PetriNetUnfolder]: 859/3455 cut-off events. [2021-03-26 11:02:34,271 INFO L130 PetriNetUnfolder]: For 3163/3491 co-relation queries the response was YES. [2021-03-26 11:02:34,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6848 conditions, 3455 events. 859/3455 cut-off events. For 3163/3491 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 24748 event pairs, 53 based on Foata normal form. 29/2876 useless extension candidates. Maximal degree in co-relation 3095. Up to 656 conditions per place. [2021-03-26 11:02:34,311 INFO L142 LiptonReduction]: Number of co-enabled transitions 4276 [2021-03-26 11:02:36,768 INFO L154 LiptonReduction]: Checked pairs total: 2327 [2021-03-26 11:02:36,768 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 11:02:36,768 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2756 [2021-03-26 11:02:36,769 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 145 transitions, 758 flow [2021-03-26 11:02:36,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 333.4) internal successors, (1667), 5 states have internal predecessors, (1667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:36,770 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:36,770 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:36,770 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 11:02:36,770 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:36,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:36,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1104133707, now seen corresponding path program 1 times [2021-03-26 11:02:36,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:36,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172592330] [2021-03-26 11:02:36,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:02:36,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:36,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:36,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:36,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:02:36,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:02:36,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:02:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:02:36,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172592330] [2021-03-26 11:02:36,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:02:36,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 11:02:36,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793871636] [2021-03-26 11:02:36,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 11:02:36,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:02:36,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 11:02:36,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-26 11:02:36,842 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 388 out of 474 [2021-03-26 11:02:36,844 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 145 transitions, 758 flow. Second operand has 6 states, 6 states have (on average 390.0) internal successors, (2340), 6 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:36,844 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:02:36,844 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 388 of 474 [2021-03-26 11:02:36,844 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:02:37,461 INFO L129 PetriNetUnfolder]: 1394/4967 cut-off events. [2021-03-26 11:02:37,462 INFO L130 PetriNetUnfolder]: For 4780/5581 co-relation queries the response was YES. [2021-03-26 11:02:37,485 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11233 conditions, 4967 events. 1394/4967 cut-off events. For 4780/5581 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 38782 event pairs, 108 based on Foata normal form. 99/4036 useless extension candidates. Maximal degree in co-relation 5918. Up to 1125 conditions per place. [2021-03-26 11:02:37,511 INFO L132 encePairwiseOnDemand]: 464/474 looper letters, 31 selfloop transitions, 14 changer transitions 1/169 dead transitions. [2021-03-26 11:02:37,511 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 169 transitions, 900 flow [2021-03-26 11:02:37,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 11:02:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 11:02:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 4311 transitions. [2021-03-26 11:02:37,519 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8268124280782508 [2021-03-26 11:02:37,519 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 4311 transitions. [2021-03-26 11:02:37,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 4311 transitions. [2021-03-26 11:02:37,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:02:37,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 4311 transitions. [2021-03-26 11:02:37,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 391.90909090909093) internal successors, (4311), 11 states have internal predecessors, (4311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:37,536 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 474.0) internal successors, (5688), 12 states have internal predecessors, (5688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:37,538 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 474.0) internal successors, (5688), 12 states have internal predecessors, (5688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:37,538 INFO L185 Difference]: Start difference. First operand has 104 places, 145 transitions, 758 flow. Second operand 11 states and 4311 transitions. [2021-03-26 11:02:37,538 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 169 transitions, 900 flow [2021-03-26 11:02:37,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 169 transitions, 876 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-03-26 11:02:37,550 INFO L241 Difference]: Finished difference. Result has 124 places, 156 transitions, 842 flow [2021-03-26 11:02:37,550 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=474, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=842, PETRI_PLACES=124, PETRI_TRANSITIONS=156} [2021-03-26 11:02:37,551 INFO L343 CegarLoopForPetriNet]: 114 programPoint places, 10 predicate places. [2021-03-26 11:02:37,551 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:02:37,551 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 156 transitions, 842 flow [2021-03-26 11:02:37,551 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 156 transitions, 842 flow [2021-03-26 11:02:37,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 156 transitions, 842 flow [2021-03-26 11:02:38,041 INFO L129 PetriNetUnfolder]: 1461/5278 cut-off events. [2021-03-26 11:02:38,041 INFO L130 PetriNetUnfolder]: For 4868/5547 co-relation queries the response was YES. [2021-03-26 11:02:38,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11636 conditions, 5278 events. 1461/5278 cut-off events. For 4868/5547 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 41948 event pairs, 76 based on Foata normal form. 57/4211 useless extension candidates. Maximal degree in co-relation 6136. Up to 1152 conditions per place. [2021-03-26 11:02:38,139 INFO L142 LiptonReduction]: Number of co-enabled transitions 4762 [2021-03-26 11:02:45,502 INFO L154 LiptonReduction]: Checked pairs total: 2144 [2021-03-26 11:02:45,503 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 11:02:45,503 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7952 [2021-03-26 11:02:45,503 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 153 transitions, 830 flow [2021-03-26 11:02:45,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 390.0) internal successors, (2340), 6 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:02:45,504 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:02:45,504 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:02:45,505 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 11:02:45,505 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2INUSE_VIOLATION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION]=== [2021-03-26 11:02:45,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:02:45,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1524280230, now seen corresponding path program 1 times [2021-03-26 11:02:45,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:02:45,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792355316] [2021-03-26 11:02:45,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:02:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:02:45,529 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:02:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:02:45,543 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:02:45,565 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:02:45,565 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:02:45,565 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 11:02:45,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 11:02:45 BasicIcfg [2021-03-26 11:02:45,623 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 11:02:45,624 INFO L168 Benchmark]: Toolchain (without parser) took 25270.14 ms. Allocated memory was 255.9 MB in the beginning and 660.6 MB in the end (delta: 404.8 MB). Free memory was 232.7 MB in the beginning and 291.5 MB in the end (delta: -58.8 MB). Peak memory consumption was 344.3 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,624 INFO L168 Benchmark]: CDTParser took 0.48 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. [2021-03-26 11:02:45,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.32 ms. Allocated memory was 255.9 MB in the beginning and 352.3 MB in the end (delta: 96.5 MB). Free memory was 232.3 MB in the beginning and 320.6 MB in the end (delta: -88.3 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.47 ms. Allocated memory is still 352.3 MB. Free memory was 319.6 MB in the beginning and 316.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,625 INFO L168 Benchmark]: Boogie Preprocessor took 30.97 ms. Allocated memory is still 352.3 MB. Free memory was 316.4 MB in the beginning and 314.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,625 INFO L168 Benchmark]: RCFGBuilder took 566.48 ms. Allocated memory is still 352.3 MB. Free memory was 313.3 MB in the beginning and 262.9 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,625 INFO L168 Benchmark]: TraceAbstraction took 23768.82 ms. Allocated memory was 352.3 MB in the beginning and 660.6 MB in the end (delta: 308.3 MB). Free memory was 261.9 MB in the beginning and 291.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 278.7 MB. Max. memory is 16.0 GB. [2021-03-26 11:02:45,626 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 839.32 ms. Allocated memory was 255.9 MB in the beginning and 352.3 MB in the end (delta: 96.5 MB). Free memory was 232.3 MB in the beginning and 320.6 MB in the end (delta: -88.3 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 60.47 ms. Allocated memory is still 352.3 MB. Free memory was 319.6 MB in the beginning and 316.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.97 ms. Allocated memory is still 352.3 MB. Free memory was 316.4 MB in the beginning and 314.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 566.48 ms. Allocated memory is still 352.3 MB. Free memory was 313.3 MB in the beginning and 262.9 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 23768.82 ms. Allocated memory was 352.3 MB in the beginning and 660.6 MB in the end (delta: 308.3 MB). Free memory was 261.9 MB in the beginning and 291.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 278.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4780.4ms, 182 PlacesBefore, 114 PlacesAfterwards, 200 TransitionsBefore, 129 TransitionsAfterwards, 11296 CoEnabledTransitionPairs, 6 FixpointIterations, 41 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 34 ConcurrentYvCompositions, 3 ChoiceCompositions, 122 TotalNumberOfCompositions, 10215 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6994, positive: 6946, positive conditional: 6946, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6994, positive: 6946, positive conditional: 0, positive unconditional: 6946, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6994, positive: 6946, positive conditional: 0, positive unconditional: 6946, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5709, positive: 5685, positive conditional: 0, positive unconditional: 5685, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5709, positive: 5684, positive conditional: 0, positive unconditional: 5684, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2227, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 2162, unknown conditional: 0, unknown unconditional: 2162] ], Cache Queries: [ total: 6994, positive: 1261, positive conditional: 0, positive unconditional: 1261, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 5709, unknown conditional: 0, unknown unconditional: 5709] , Statistics on independence cache: Total cache size (in pairs): 5709, Positive cache size: 5685, Positive conditional cache size: 0, Positive unconditional cache size: 5685, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3598.2ms, 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: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2830, positive: 2752, positive conditional: 2752, positive unconditional: 0, negative: 78, negative conditional: 78, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2830, positive: 2752, positive conditional: 0, positive unconditional: 2752, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2830, positive: 2752, positive conditional: 0, positive unconditional: 2752, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1292, positive: 1277, positive conditional: 0, positive unconditional: 1277, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1292, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2830, positive: 1475, positive conditional: 0, positive unconditional: 1475, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 1292, unknown conditional: 0, unknown unconditional: 1292] , Statistics on independence cache: Total cache size (in pairs): 7001, Positive cache size: 6962, Positive conditional cache size: 0, Positive unconditional cache size: 6962, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 517.9ms, 92 PlacesBefore, 85 PlacesAfterwards, 98 TransitionsBefore, 93 TransitionsAfterwards, 3008 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 3286 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1097, positive: 1059, positive conditional: 1059, positive unconditional: 0, negative: 38, negative conditional: 38, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1097, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1097, positive: 1059, positive conditional: 0, positive unconditional: 1059, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 247, positive: 245, positive conditional: 0, positive unconditional: 245, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 247, positive: 240, positive conditional: 0, positive unconditional: 240, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1097, positive: 814, positive conditional: 0, positive unconditional: 814, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 247, unknown conditional: 0, unknown unconditional: 247] , Statistics on independence cache: Total cache size (in pairs): 7248, Positive cache size: 7207, Positive conditional cache size: 0, Positive unconditional cache size: 7207, Negative cache size: 41, Negative conditional cache size: 0, Negative unconditional cache size: 41, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 108.4ms, 89 PlacesBefore, 88 PlacesAfterwards, 97 TransitionsBefore, 95 TransitionsAfterwards, 2766 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 670 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 25, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 25, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 234, positive: 202, positive conditional: 0, positive unconditional: 202, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 25, unknown conditional: 0, unknown unconditional: 25] , Statistics on independence cache: Total cache size (in pairs): 7273, Positive cache size: 7231, Positive conditional cache size: 0, Positive unconditional cache size: 7231, Negative cache size: 42, Negative conditional cache size: 0, Negative unconditional cache size: 42, Eliminated conditions: 8 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 126.4ms, 89 PlacesBefore, 89 PlacesAfterwards, 101 TransitionsBefore, 101 TransitionsAfterwards, 2894 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 466 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 128, positive: 121, positive conditional: 121, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 128, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 128, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 128, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , Statistics on independence cache: Total cache size (in pairs): 7287, Positive cache size: 7242, Positive conditional cache size: 0, Positive unconditional cache size: 7242, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Eliminated conditions: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 275.4ms, 92 PlacesBefore, 92 PlacesAfterwards, 107 TransitionsBefore, 107 TransitionsAfterwards, 3278 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 914 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 348, positive: 334, positive conditional: 334, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 348, positive: 334, positive conditional: 4, positive unconditional: 330, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 348, positive: 334, positive conditional: 4, positive unconditional: 330, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 20, positive: 19, positive conditional: 2, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 20, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 348, positive: 315, positive conditional: 2, positive unconditional: 313, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 20, unknown conditional: 2, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 7307, Positive cache size: 7261, Positive conditional cache size: 2, Positive unconditional cache size: 7259, Negative cache size: 46, Negative conditional cache size: 0, Negative unconditional cache size: 46, Eliminated conditions: 17 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2756.2ms, 104 PlacesBefore, 104 PlacesAfterwards, 145 TransitionsBefore, 145 TransitionsAfterwards, 4276 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 2327 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1049, positive: 1031, positive conditional: 1031, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1049, positive: 1031, positive conditional: 41, positive unconditional: 990, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1049, positive: 1031, positive conditional: 41, positive unconditional: 990, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 74, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 74, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1049, positive: 959, positive conditional: 41, positive unconditional: 918, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 74, unknown conditional: 0, unknown unconditional: 74] , Statistics on independence cache: Total cache size (in pairs): 7381, Positive cache size: 7333, Positive conditional cache size: 2, Positive unconditional cache size: 7331, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 239 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7951.6ms, 124 PlacesBefore, 121 PlacesAfterwards, 156 TransitionsBefore, 153 TransitionsAfterwards, 4762 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 2144 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 711, positive: 693, positive conditional: 693, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 711, positive: 693, positive conditional: 90, positive unconditional: 603, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 711, positive: 693, positive conditional: 90, positive unconditional: 603, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 80, positive: 80, positive conditional: 38, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 80, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 711, positive: 613, positive conditional: 52, positive unconditional: 561, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 80, unknown conditional: 38, unknown unconditional: 42] , Statistics on independence cache: Total cache size (in pairs): 7461, Positive cache size: 7413, Positive conditional cache size: 40, Positive unconditional cache size: 7373, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 162 - CounterExampleResult [Line: 1693]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1694] 0 pthread_t t1, t2; [L1695] 0 pthread_mutex_t mutex; [L1696] 0 int pdev; [L1741] 0 int ldv_usb_state; [L1779] 0 pdev = 1 [L1693] COND FALSE 0 !(!expression) [L1781] COND TRUE 0 __VERIFIER_nondet_int() [L1782] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1743] 1 ldv_usb_state = 0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1744] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1745] COND TRUE 1 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1747] 1 case 0: VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1748] COND TRUE 1 ldv_usb_state==0 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1730] 1 int error; VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1717] COND TRUE 1 __VERIFIER_nondet_int() VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1718] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1704] COND TRUE 2 1 VAL [ldv_usb_state=0, mutex={9:0}, pdev=1, t1={3:0}, t2={5:0}] [L1706] 2 case 1: [L1699] 2 pdev = 6 VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1719] 1 return 0; VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1731] 1 error = ieee80211_register_hw() VAL [ldv_usb_state=0, mutex={9:0}, pdev=6, t1={3:0}, t2={5:0}] [L1732] COND FALSE 1 !(\read(error)) [L1734] 1 return 0; [L1749] 1 probe_ret = ath_ahb_probe() [L1750] COND FALSE 1 !(probe_ret!=0) [L1752] 1 ldv_usb_state = 1 [L1753] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={5:0}] [L1693] COND TRUE 2 !expression [L1693] 2 reach_error() VAL [ldv_usb_state=1, mutex={9:0}, pdev=7, t1={3:0}, t2={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 179 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 23571.7ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2358.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4953.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 147 SDtfs, 120 SDslu, 124 SDs, 0 SdLazy, 237 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 208.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 102.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=842occurred in iteration=7, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 22.3ms SsaConstructionTime, 141.4ms SatisfiabilityAnalysisTime, 412.7ms InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...