/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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 02:49:27,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 02:49:27,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 02:49:27,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-11 02:49:27,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 02:49:27,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 02:49:27,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 02:49:27,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 02:49:27,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 02:49:27,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 02:49:27,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 02:49:27,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 02:49:27,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 02:49:27,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 02:49:27,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 02:49:27,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 02:49:27,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 02:49:27,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 02:49:27,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 02:49:27,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 02:49:27,072 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-NoLbe.epf [2021-03-11 02:49:27,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 02:49:27,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 02:49:27,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 02:49:27,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 02:49:27,092 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 02:49:27,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 02:49:27,092 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 02:49:27,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 02:49:27,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 02:49:27,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 02:49:27,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 02:49:27,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 02:49:27,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 02:49:27,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 02:49:27,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 02:49:27,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 02:49:27,361 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 02:49:27,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-03-11 02:49:27,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e3539c8/4ead2c2451c84e29860474408876f621/FLAG3846d8b4a [2021-03-11 02:49:28,007 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 02:49:28,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-03-11 02:49:28,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e3539c8/4ead2c2451c84e29860474408876f621/FLAG3846d8b4a [2021-03-11 02:49:28,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e3539c8/4ead2c2451c84e29860474408876f621 [2021-03-11 02:49:28,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 02:49:28,405 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 02:49:28,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 02:49:28,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 02:49:28,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 02:49:28,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 02:49:28" (1/1) ... [2021-03-11 02:49:28,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279fc7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:28, skipping insertion in model container [2021-03-11 02:49:28,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 02:49:28" (1/1) ... [2021-03-11 02:49:28,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 02:49:28,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 02:49:28,917 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2021-03-11 02:49:28,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 02:49:28,942 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 02:49:28,977 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2021-03-11 02:49:28,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 02:49:29,252 INFO L208 MainTranslator]: Completed translation [2021-03-11 02:49:29,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29 WrapperNode [2021-03-11 02:49:29,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 02:49:29,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 02:49:29,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 02:49:29,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 02:49:29,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 02:49:29,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 02:49:29,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 02:49:29,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 02:49:29,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (1/1) ... [2021-03-11 02:49:29,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 02:49:29,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 02:49:29,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 02:49:29,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 02:49:29,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (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 [2021-03-11 02:49:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-03-11 02:49:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-03-11 02:49:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 02:49:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-11 02:49:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-03-11 02:49:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-03-11 02:49:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-11 02:49:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-11 02:49:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 02:49:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 02:49:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 02:49:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 02:49:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 02:49:29,440 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 02:49:29,945 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 02:49:29,945 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-03-11 02:49:29,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:49:29 BoogieIcfgContainer [2021-03-11 02:49:29,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 02:49:29,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 02:49:29,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 02:49:29,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 02:49:29,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 02:49:28" (1/3) ... [2021-03-11 02:49:29,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7959580f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:49:29, skipping insertion in model container [2021-03-11 02:49:29,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:49:29" (2/3) ... [2021-03-11 02:49:29,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7959580f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:49:29, skipping insertion in model container [2021-03-11 02:49:29,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:49:29" (3/3) ... [2021-03-11 02:49:29,952 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2021-03-11 02:49:29,956 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 02:49:29,960 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-03-11 02:49:29,960 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 02:49:29,986 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,986 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,986 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,986 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,987 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,988 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,989 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,990 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,991 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,991 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,991 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,991 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,991 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,992 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,993 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,994 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,995 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,996 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,997 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,998 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:29,999 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,000 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,001 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,002 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,003 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,004 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,005 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,006 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,007 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,008 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,009 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,010 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,011 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,012 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,013 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,014 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,015 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,016 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,016 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,017 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,017 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,017 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,017 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,018 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet39.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,019 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,023 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,024 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,024 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,024 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,025 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,026 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,026 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:49:30,036 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-11 02:49:30,050 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-03-11 02:49:30,066 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 02:49:30,066 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 02:49:30,066 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 02:49:30,066 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 02:49:30,066 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 02:49:30,067 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 02:49:30,067 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 02:49:30,067 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 02:49:30,080 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 247 places, 281 transitions, 604 flow [2021-03-11 02:49:30,201 INFO L129 PetriNetUnfolder]: 65/497 cut-off events. [2021-03-11 02:49:30,201 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-11 02:49:30,211 INFO L84 FinitePrefix]: Finished finitePrefix Result has 520 conditions, 497 events. 65/497 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1281 event pairs, 0 based on Foata normal form. 0/410 useless extension candidates. Maximal degree in co-relation 418. Up to 24 conditions per place. [2021-03-11 02:49:30,211 INFO L82 GeneralOperation]: Start removeDead. Operand has 247 places, 281 transitions, 604 flow [2021-03-11 02:49:30,227 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 191 transitions, 405 flow [2021-03-11 02:49:30,233 INFO L129 PetriNetUnfolder]: 0/30 cut-off events. [2021-03-11 02:49:30,233 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:49:30,233 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:30,234 INFO L255 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] [2021-03-11 02:49:30,234 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:30,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:30,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1534841702, now seen corresponding path program 1 times [2021-03-11 02:49:30,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:30,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682389100] [2021-03-11 02:49:30,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:30,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:30,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:30,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:30,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:30,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:30,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:30,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:30,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:30,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:30,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:30,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:30,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682389100] [2021-03-11 02:49:30,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:30,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:30,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201434726] [2021-03-11 02:49:30,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:30,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:30,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:30,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:30,613 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 281 [2021-03-11 02:49:30,617 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 191 transitions, 405 flow. Second operand has 5 states, 5 states have (on average 231.2) internal successors, (1156), 5 states have internal predecessors, (1156), 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) [2021-03-11 02:49:30,617 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:30,617 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 281 [2021-03-11 02:49:30,618 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:30,833 INFO L129 PetriNetUnfolder]: 263/1286 cut-off events. [2021-03-11 02:49:30,834 INFO L130 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2021-03-11 02:49:30,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1648 conditions, 1286 events. 263/1286 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 6383 event pairs, 17 based on Foata normal form. 161/1258 useless extension candidates. Maximal degree in co-relation 1450. Up to 134 conditions per place. [2021-03-11 02:49:30,847 INFO L132 encePairwiseOnDemand]: 259/281 looper letters, 26 selfloop transitions, 13 changer transitions 0/191 dead transitions. [2021-03-11 02:49:30,847 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 191 transitions, 483 flow [2021-03-11 02:49:30,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 02:49:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 02:49:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1676 transitions. [2021-03-11 02:49:30,861 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8520589730554143 [2021-03-11 02:49:30,861 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1676 transitions. [2021-03-11 02:49:30,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1676 transitions. [2021-03-11 02:49:30,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:30,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1676 transitions. [2021-03-11 02:49:30,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 239.42857142857142) internal successors, (1676), 7 states have internal predecessors, (1676), 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) [2021-03-11 02:49:30,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:30,880 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:30,881 INFO L185 Difference]: Start difference. First operand has 174 places, 191 transitions, 405 flow. Second operand 7 states and 1676 transitions. [2021-03-11 02:49:30,882 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 191 transitions, 483 flow [2021-03-11 02:49:30,885 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 191 transitions, 479 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 02:49:30,889 INFO L241 Difference]: Finished difference. Result has 172 places, 179 transitions, 417 flow [2021-03-11 02:49:30,891 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=369, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=417, PETRI_PLACES=172, PETRI_TRANSITIONS=179} [2021-03-11 02:49:30,891 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, -2 predicate places. [2021-03-11 02:49:30,891 INFO L480 AbstractCegarLoop]: Abstraction has has 172 places, 179 transitions, 417 flow [2021-03-11 02:49:30,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 231.2) internal successors, (1156), 5 states have internal predecessors, (1156), 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) [2021-03-11 02:49:30,892 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:30,892 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:49:30,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 02:49:30,893 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:30,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:30,893 INFO L82 PathProgramCache]: Analyzing trace with hash -310664625, now seen corresponding path program 1 times [2021-03-11 02:49:30,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:30,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212531194] [2021-03-11 02:49:30,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:31,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:31,010 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-11 02:49:31,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:31,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:31,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:31,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:31,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:31,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212531194] [2021-03-11 02:49:31,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:31,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:31,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293307366] [2021-03-11 02:49:31,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:31,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:31,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:31,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:31,037 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 281 [2021-03-11 02:49:31,038 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 179 transitions, 417 flow. Second operand has 5 states, 5 states have (on average 232.2) internal successors, (1161), 5 states have internal predecessors, (1161), 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) [2021-03-11 02:49:31,038 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:31,038 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 281 [2021-03-11 02:49:31,039 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:31,367 INFO L129 PetriNetUnfolder]: 295/1541 cut-off events. [2021-03-11 02:49:31,368 INFO L130 PetriNetUnfolder]: For 156/197 co-relation queries the response was YES. [2021-03-11 02:49:31,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2125 conditions, 1541 events. 295/1541 cut-off events. For 156/197 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 7882 event pairs, 41 based on Foata normal form. 4/1328 useless extension candidates. Maximal degree in co-relation 622. Up to 176 conditions per place. [2021-03-11 02:49:31,383 INFO L132 encePairwiseOnDemand]: 273/281 looper letters, 25 selfloop transitions, 3 changer transitions 6/183 dead transitions. [2021-03-11 02:49:31,384 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 183 transitions, 495 flow [2021-03-11 02:49:31,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 02:49:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 02:49:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1409 transitions. [2021-03-11 02:49:31,387 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.83570581257414 [2021-03-11 02:49:31,387 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1409 transitions. [2021-03-11 02:49:31,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1409 transitions. [2021-03-11 02:49:31,388 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:31,388 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1409 transitions. [2021-03-11 02:49:31,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 234.83333333333334) internal successors, (1409), 6 states have internal predecessors, (1409), 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) [2021-03-11 02:49:31,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 281.0) internal successors, (1967), 7 states have internal predecessors, (1967), 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) [2021-03-11 02:49:31,395 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 281.0) internal successors, (1967), 7 states have internal predecessors, (1967), 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) [2021-03-11 02:49:31,395 INFO L185 Difference]: Start difference. First operand has 172 places, 179 transitions, 417 flow. Second operand 6 states and 1409 transitions. [2021-03-11 02:49:31,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 183 transitions, 495 flow [2021-03-11 02:49:31,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 183 transitions, 475 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-11 02:49:31,409 INFO L241 Difference]: Finished difference. Result has 170 places, 171 transitions, 385 flow [2021-03-11 02:49:31,412 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=393, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=385, PETRI_PLACES=170, PETRI_TRANSITIONS=171} [2021-03-11 02:49:31,413 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, -4 predicate places. [2021-03-11 02:49:31,413 INFO L480 AbstractCegarLoop]: Abstraction has has 170 places, 171 transitions, 385 flow [2021-03-11 02:49:31,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 232.2) internal successors, (1161), 5 states have internal predecessors, (1161), 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) [2021-03-11 02:49:31,414 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:31,414 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:49:31,414 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 02:49:31,415 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:31,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:31,422 INFO L82 PathProgramCache]: Analyzing trace with hash 262459107, now seen corresponding path program 1 times [2021-03-11 02:49:31,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:31,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904591681] [2021-03-11 02:49:31,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:31,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:31,529 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-11 02:49:31,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:31,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:31,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:31,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:31,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:31,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904591681] [2021-03-11 02:49:31,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:31,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:31,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650489069] [2021-03-11 02:49:31,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:31,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:31,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:31,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:31,552 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 281 [2021-03-11 02:49:31,553 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 171 transitions, 385 flow. Second operand has 5 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 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) [2021-03-11 02:49:31,553 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:31,553 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 281 [2021-03-11 02:49:31,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:31,955 INFO L129 PetriNetUnfolder]: 547/2774 cut-off events. [2021-03-11 02:49:31,956 INFO L130 PetriNetUnfolder]: For 266/424 co-relation queries the response was YES. [2021-03-11 02:49:31,971 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3949 conditions, 2774 events. 547/2774 cut-off events. For 266/424 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 18439 event pairs, 71 based on Foata normal form. 4/2465 useless extension candidates. Maximal degree in co-relation 3430. Up to 285 conditions per place. [2021-03-11 02:49:31,984 INFO L132 encePairwiseOnDemand]: 271/281 looper letters, 47 selfloop transitions, 21 changer transitions 0/215 dead transitions. [2021-03-11 02:49:31,985 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 215 transitions, 641 flow [2021-03-11 02:49:31,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 02:49:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 02:49:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2163 transitions. [2021-03-11 02:49:31,990 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8552787663107948 [2021-03-11 02:49:31,990 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2163 transitions. [2021-03-11 02:49:31,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2163 transitions. [2021-03-11 02:49:31,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:31,991 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2163 transitions. [2021-03-11 02:49:31,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 240.33333333333334) internal successors, (2163), 9 states have internal predecessors, (2163), 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) [2021-03-11 02:49:32,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 281.0) internal successors, (2810), 10 states have internal predecessors, (2810), 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) [2021-03-11 02:49:32,001 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 281.0) internal successors, (2810), 10 states have internal predecessors, (2810), 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) [2021-03-11 02:49:32,001 INFO L185 Difference]: Start difference. First operand has 170 places, 171 transitions, 385 flow. Second operand 9 states and 2163 transitions. [2021-03-11 02:49:32,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 215 transitions, 641 flow [2021-03-11 02:49:32,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 215 transitions, 635 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 02:49:32,010 INFO L241 Difference]: Finished difference. Result has 174 places, 189 transitions, 549 flow [2021-03-11 02:49:32,011 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=379, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=549, PETRI_PLACES=174, PETRI_TRANSITIONS=189} [2021-03-11 02:49:32,011 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 0 predicate places. [2021-03-11 02:49:32,011 INFO L480 AbstractCegarLoop]: Abstraction has has 174 places, 189 transitions, 549 flow [2021-03-11 02:49:32,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 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) [2021-03-11 02:49:32,012 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:32,013 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:49:32,013 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 02:49:32,013 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:32,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:32,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1901379952, now seen corresponding path program 1 times [2021-03-11 02:49:32,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:32,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938361736] [2021-03-11 02:49:32,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:32,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:32,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:32,104 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-11 02:49:32,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:32,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:32,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:32,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:32,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:32,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:32,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:32,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938361736] [2021-03-11 02:49:32,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:32,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:32,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148062655] [2021-03-11 02:49:32,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:32,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:32,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:32,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:32,142 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 281 [2021-03-11 02:49:32,144 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 189 transitions, 549 flow. Second operand has 5 states, 5 states have (on average 237.8) internal successors, (1189), 5 states have internal predecessors, (1189), 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) [2021-03-11 02:49:32,145 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:32,145 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 281 [2021-03-11 02:49:32,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:33,147 INFO L129 PetriNetUnfolder]: 1424/7181 cut-off events. [2021-03-11 02:49:33,147 INFO L130 PetriNetUnfolder]: For 6244/6673 co-relation queries the response was YES. [2021-03-11 02:49:33,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13221 conditions, 7181 events. 1424/7181 cut-off events. For 6244/6673 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 65678 event pairs, 206 based on Foata normal form. 58/6550 useless extension candidates. Maximal degree in co-relation 9123. Up to 652 conditions per place. [2021-03-11 02:49:33,216 INFO L132 encePairwiseOnDemand]: 271/281 looper letters, 75 selfloop transitions, 42 changer transitions 0/275 dead transitions. [2021-03-11 02:49:33,217 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 275 transitions, 1313 flow [2021-03-11 02:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 02:49:33,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 02:49:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2197 transitions. [2021-03-11 02:49:33,222 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8687228153420324 [2021-03-11 02:49:33,222 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2197 transitions. [2021-03-11 02:49:33,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2197 transitions. [2021-03-11 02:49:33,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:33,223 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2197 transitions. [2021-03-11 02:49:33,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 244.11111111111111) internal successors, (2197), 9 states have internal predecessors, (2197), 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) [2021-03-11 02:49:33,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 281.0) internal successors, (2810), 10 states have internal predecessors, (2810), 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) [2021-03-11 02:49:33,232 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 281.0) internal successors, (2810), 10 states have internal predecessors, (2810), 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) [2021-03-11 02:49:33,232 INFO L185 Difference]: Start difference. First operand has 174 places, 189 transitions, 549 flow. Second operand 9 states and 2197 transitions. [2021-03-11 02:49:33,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 275 transitions, 1313 flow [2021-03-11 02:49:33,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 275 transitions, 1257 flow, removed 28 selfloop flow, removed 0 redundant places. [2021-03-11 02:49:33,252 INFO L241 Difference]: Finished difference. Result has 189 places, 228 transitions, 1005 flow [2021-03-11 02:49:33,252 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1005, PETRI_PLACES=189, PETRI_TRANSITIONS=228} [2021-03-11 02:49:33,253 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 15 predicate places. [2021-03-11 02:49:33,253 INFO L480 AbstractCegarLoop]: Abstraction has has 189 places, 228 transitions, 1005 flow [2021-03-11 02:49:33,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 237.8) internal successors, (1189), 5 states have internal predecessors, (1189), 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) [2021-03-11 02:49:33,253 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:33,253 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:49:33,254 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 02:49:33,254 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:33,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:33,254 INFO L82 PathProgramCache]: Analyzing trace with hash 347922001, now seen corresponding path program 1 times [2021-03-11 02:49:33,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:33,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029785549] [2021-03-11 02:49:33,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:33,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:33,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:33,356 INFO L142 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-03-11 02:49:33,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:33,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:33,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:33,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:33,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:33,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:33,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:33,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029785549] [2021-03-11 02:49:33,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:33,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:33,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903253062] [2021-03-11 02:49:33,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:33,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:33,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:33,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:33,375 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 281 [2021-03-11 02:49:33,376 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 228 transitions, 1005 flow. Second operand has 5 states, 5 states have (on average 232.6) internal successors, (1163), 5 states have internal predecessors, (1163), 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) [2021-03-11 02:49:33,376 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:33,376 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 281 [2021-03-11 02:49:33,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:34,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][157], [32#L1793-1true, Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 322#(not (= ULTIMATE.start_ldv_assert_~expression 0)), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 125#L1693-8true]) [2021-03-11 02:49:34,408 INFO L384 tUnfolder$Statistics]: this new event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,408 INFO L387 tUnfolder$Statistics]: existing Event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,408 INFO L387 tUnfolder$Statistics]: existing Event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,408 INFO L387 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2021-03-11 02:49:34,416 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, 55#L1693-12true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 125#L1693-8true, 318#true]) [2021-03-11 02:49:34,416 INFO L384 tUnfolder$Statistics]: this new event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,416 INFO L387 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,416 INFO L387 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2021-03-11 02:49:34,417 INFO L387 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,425 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, 56#L1693-13true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 125#L1693-8true, 318#true]) [2021-03-11 02:49:34,425 INFO L384 tUnfolder$Statistics]: this new event has 166 ancestors and is cut-off event [2021-03-11 02:49:34,425 INFO L387 tUnfolder$Statistics]: existing Event has 151 ancestors and is cut-off event [2021-03-11 02:49:34,425 INFO L387 tUnfolder$Statistics]: existing Event has 166 ancestors and is cut-off event [2021-03-11 02:49:34,425 INFO L387 tUnfolder$Statistics]: existing Event has 166 ancestors and is cut-off event [2021-03-11 02:49:34,433 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][157], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 322#(not (= ULTIMATE.start_ldv_assert_~expression 0)), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 45#L1693-17true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 125#L1693-8true]) [2021-03-11 02:49:34,433 INFO L384 tUnfolder$Statistics]: this new event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,433 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-03-11 02:49:34,433 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,433 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,434 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, thread_ath9kThread1of1ForFork1InUse, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), 58#L1693-14true, Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 125#L1693-8true, 318#true]) [2021-03-11 02:49:34,434 INFO L384 tUnfolder$Statistics]: this new event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,434 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,434 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-03-11 02:49:34,434 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,991 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][157], [32#L1793-1true, Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 322#(not (= ULTIMATE.start_ldv_assert_~expression 0)), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), 125#L1693-8true, Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0)))]) [2021-03-11 02:49:34,991 INFO L384 tUnfolder$Statistics]: this new event has 213 ancestors and is cut-off event [2021-03-11 02:49:34,991 INFO L387 tUnfolder$Statistics]: existing Event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,991 INFO L387 tUnfolder$Statistics]: existing Event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,991 INFO L387 tUnfolder$Statistics]: existing Event has 164 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L387 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, 55#L1693-12true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), 125#L1693-8true, Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 318#true]) [2021-03-11 02:49:34,992 INFO L384 tUnfolder$Statistics]: this new event has 214 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L387 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L387 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L387 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L387 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2021-03-11 02:49:34,992 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), 58#L1693-14true, Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), 125#L1693-8true, Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 318#true]) [2021-03-11 02:49:34,992 INFO L384 tUnfolder$Statistics]: this new event has 216 ancestors and is cut-off event [2021-03-11 02:49:34,993 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,993 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,993 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-03-11 02:49:34,993 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:34,993 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][230], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, 56#L1693-13true, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), 125#L1693-8true, Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 318#true]) [2021-03-11 02:49:34,994 INFO L384 tUnfolder$Statistics]: this new event has 215 ancestors and is cut-off event [2021-03-11 02:49:34,994 INFO L387 tUnfolder$Statistics]: existing Event has 151 ancestors and is cut-off event [2021-03-11 02:49:34,994 INFO L387 tUnfolder$Statistics]: existing Event has 166 ancestors and is cut-off event [2021-03-11 02:49:34,994 INFO L387 tUnfolder$Statistics]: existing Event has 166 ancestors and is cut-off event [2021-03-11 02:49:34,994 INFO L387 tUnfolder$Statistics]: existing Event has 166 ancestors and is cut-off event [2021-03-11 02:49:35,051 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([507] L1699-->L1700: Formula: (= v_~pdev~0_1 6) InVars {} OutVars{~pdev~0=v_~pdev~0_1} AuxVars[] AssignedVars[~pdev~0][157], [Black: 288#(and (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 322#(not (= ULTIMATE.start_ldv_assert_~expression 0)), Black: 278#(= ~pdev~0 9), Black: 280#(not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0)), Black: 282#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9)), Black: 259#(and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), Black: 284#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (= ~pdev~0 9) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), Black: 286#(and (not (= |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| 0)) (not (= thread_usbThread1of1ForFork0_ldv_assert_~expression 0))), 201#L1700true, 45#L1693-17true, 305#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), 276#true, Black: 307#(and (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0))), thread_ath9kThread1of1ForFork1InUse, Black: 309#(and (= ~pdev~0 6) (not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0))), Black: 297#true, Black: 299#(= ~pdev~0 6), Black: 301#(not (= thread_ath9kThread1of1ForFork1_ldv_assert_~expression 0)), 125#L1693-8true, Black: 303#(and (= ~pdev~0 6) (not (= |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| 0)))]) [2021-03-11 02:49:35,051 INFO L384 tUnfolder$Statistics]: this new event has 216 ancestors and is cut-off event [2021-03-11 02:49:35,052 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:35,052 INFO L387 tUnfolder$Statistics]: existing Event has 152 ancestors and is cut-off event [2021-03-11 02:49:35,052 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:35,052 INFO L387 tUnfolder$Statistics]: existing Event has 167 ancestors and is cut-off event [2021-03-11 02:49:35,240 INFO L129 PetriNetUnfolder]: 2920/12035 cut-off events. [2021-03-11 02:49:35,240 INFO L130 PetriNetUnfolder]: For 30042/32697 co-relation queries the response was YES. [2021-03-11 02:49:35,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29237 conditions, 12035 events. 2920/12035 cut-off events. For 30042/32697 co-relation queries the response was YES. Maximal size of possible extension queue 265. Compared 118678 event pairs, 326 based on Foata normal form. 158/11001 useless extension candidates. Maximal degree in co-relation 20769. Up to 1040 conditions per place. [2021-03-11 02:49:35,353 INFO L132 encePairwiseOnDemand]: 271/281 looper letters, 159 selfloop transitions, 37 changer transitions 0/361 dead transitions. [2021-03-11 02:49:35,353 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 361 transitions, 2650 flow [2021-03-11 02:49:35,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 02:49:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-11 02:49:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1903 transitions. [2021-03-11 02:49:35,358 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8465302491103203 [2021-03-11 02:49:35,358 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1903 transitions. [2021-03-11 02:49:35,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1903 transitions. [2021-03-11 02:49:35,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:35,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1903 transitions. [2021-03-11 02:49:35,362 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 237.875) internal successors, (1903), 8 states have internal predecessors, (1903), 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) [2021-03-11 02:49:35,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 281.0) internal successors, (2529), 9 states have internal predecessors, (2529), 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) [2021-03-11 02:49:35,366 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 281.0) internal successors, (2529), 9 states have internal predecessors, (2529), 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) [2021-03-11 02:49:35,366 INFO L185 Difference]: Start difference. First operand has 189 places, 228 transitions, 1005 flow. Second operand 8 states and 1903 transitions. [2021-03-11 02:49:35,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 361 transitions, 2650 flow [2021-03-11 02:49:35,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 361 transitions, 2540 flow, removed 55 selfloop flow, removed 0 redundant places. [2021-03-11 02:49:35,408 INFO L241 Difference]: Finished difference. Result has 201 places, 249 transitions, 1337 flow [2021-03-11 02:49:35,409 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=961, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1337, PETRI_PLACES=201, PETRI_TRANSITIONS=249} [2021-03-11 02:49:35,409 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 27 predicate places. [2021-03-11 02:49:35,409 INFO L480 AbstractCegarLoop]: Abstraction has has 201 places, 249 transitions, 1337 flow [2021-03-11 02:49:35,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 232.6) internal successors, (1163), 5 states have internal predecessors, (1163), 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) [2021-03-11 02:49:35,410 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:35,410 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-03-11 02:49:35,410 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 02:49:35,410 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:35,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:35,411 INFO L82 PathProgramCache]: Analyzing trace with hash 707747180, now seen corresponding path program 1 times [2021-03-11 02:49:35,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:35,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594668974] [2021-03-11 02:49:35,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:35,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:35,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:35,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:35,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:35,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:35,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:35,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:35,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:35,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:35,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:35,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:35,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594668974] [2021-03-11 02:49:35,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:35,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:35,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199374971] [2021-03-11 02:49:35,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:35,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:35,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:35,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:35,496 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 248 out of 281 [2021-03-11 02:49:35,497 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 249 transitions, 1337 flow. Second operand has 5 states, 5 states have (on average 249.8) internal successors, (1249), 5 states have internal predecessors, (1249), 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) [2021-03-11 02:49:35,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:35,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 248 of 281 [2021-03-11 02:49:35,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:37,586 INFO L129 PetriNetUnfolder]: 2892/17310 cut-off events. [2021-03-11 02:49:37,586 INFO L130 PetriNetUnfolder]: For 46514/52468 co-relation queries the response was YES. [2021-03-11 02:49:37,663 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41847 conditions, 17310 events. 2892/17310 cut-off events. For 46514/52468 co-relation queries the response was YES. Maximal size of possible extension queue 426. Compared 207265 event pairs, 379 based on Foata normal form. 92/15739 useless extension candidates. Maximal degree in co-relation 38066. Up to 1757 conditions per place. [2021-03-11 02:49:37,715 INFO L132 encePairwiseOnDemand]: 274/281 looper letters, 17 selfloop transitions, 9 changer transitions 0/264 dead transitions. [2021-03-11 02:49:37,716 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 264 transitions, 1419 flow [2021-03-11 02:49:37,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 02:49:37,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 02:49:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1763 transitions. [2021-03-11 02:49:37,719 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8962887646161668 [2021-03-11 02:49:37,719 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1763 transitions. [2021-03-11 02:49:37,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1763 transitions. [2021-03-11 02:49:37,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:37,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1763 transitions. [2021-03-11 02:49:37,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 251.85714285714286) internal successors, (1763), 7 states have internal predecessors, (1763), 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) [2021-03-11 02:49:37,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:37,726 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:37,726 INFO L185 Difference]: Start difference. First operand has 201 places, 249 transitions, 1337 flow. Second operand 7 states and 1763 transitions. [2021-03-11 02:49:37,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 264 transitions, 1419 flow [2021-03-11 02:49:38,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 264 transitions, 1353 flow, removed 33 selfloop flow, removed 0 redundant places. [2021-03-11 02:49:38,142 INFO L241 Difference]: Finished difference. Result has 213 places, 257 transitions, 1339 flow [2021-03-11 02:49:38,142 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=1271, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1339, PETRI_PLACES=213, PETRI_TRANSITIONS=257} [2021-03-11 02:49:38,143 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 39 predicate places. [2021-03-11 02:49:38,143 INFO L480 AbstractCegarLoop]: Abstraction has has 213 places, 257 transitions, 1339 flow [2021-03-11 02:49:38,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 249.8) internal successors, (1249), 5 states have internal predecessors, (1249), 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) [2021-03-11 02:49:38,143 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:38,144 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-03-11 02:49:38,144 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 02:49:38,144 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:38,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:38,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1225318604, now seen corresponding path program 1 times [2021-03-11 02:49:38,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:38,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991711017] [2021-03-11 02:49:38,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:38,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:38,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:38,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:38,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:38,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:38,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:38,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:38,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:38,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:38,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:38,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991711017] [2021-03-11 02:49:38,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:38,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:38,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265587402] [2021-03-11 02:49:38,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:38,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:38,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:38,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:38,226 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 281 [2021-03-11 02:49:38,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 257 transitions, 1339 flow. Second operand has 5 states, 5 states have (on average 249.0) internal successors, (1245), 5 states have internal predecessors, (1245), 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) [2021-03-11 02:49:38,227 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:38,227 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 281 [2021-03-11 02:49:38,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:41,415 INFO L129 PetriNetUnfolder]: 3820/22806 cut-off events. [2021-03-11 02:49:41,415 INFO L130 PetriNetUnfolder]: For 53393/72197 co-relation queries the response was YES. [2021-03-11 02:49:41,515 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53633 conditions, 22806 events. 3820/22806 cut-off events. For 53393/72197 co-relation queries the response was YES. Maximal size of possible extension queue 496. Compared 286708 event pairs, 547 based on Foata normal form. 159/20703 useless extension candidates. Maximal degree in co-relation 48638. Up to 2319 conditions per place. [2021-03-11 02:49:41,578 INFO L132 encePairwiseOnDemand]: 273/281 looper letters, 13 selfloop transitions, 8 changer transitions 0/266 dead transitions. [2021-03-11 02:49:41,578 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 266 transitions, 1399 flow [2021-03-11 02:49:41,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 02:49:41,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 02:49:41,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1751 transitions. [2021-03-11 02:49:41,582 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8901881037112354 [2021-03-11 02:49:41,582 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1751 transitions. [2021-03-11 02:49:41,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1751 transitions. [2021-03-11 02:49:41,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:41,583 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1751 transitions. [2021-03-11 02:49:41,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 250.14285714285714) internal successors, (1751), 7 states have internal predecessors, (1751), 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) [2021-03-11 02:49:41,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:41,589 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 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) [2021-03-11 02:49:41,589 INFO L185 Difference]: Start difference. First operand has 213 places, 257 transitions, 1339 flow. Second operand 7 states and 1751 transitions. [2021-03-11 02:49:41,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 266 transitions, 1399 flow [2021-03-11 02:49:41,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 219 places, 266 transitions, 1399 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 02:49:41,890 INFO L241 Difference]: Finished difference. Result has 224 places, 264 transitions, 1397 flow [2021-03-11 02:49:41,891 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=1339, PETRI_DIFFERENCE_MINUEND_PLACES=213, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1397, PETRI_PLACES=224, PETRI_TRANSITIONS=264} [2021-03-11 02:49:41,891 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 50 predicate places. [2021-03-11 02:49:41,891 INFO L480 AbstractCegarLoop]: Abstraction has has 224 places, 264 transitions, 1397 flow [2021-03-11 02:49:41,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 249.0) internal successors, (1245), 5 states have internal predecessors, (1245), 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) [2021-03-11 02:49:41,892 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:41,892 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-03-11 02:49:41,892 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 02:49:41,892 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:41,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:41,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1114291604, now seen corresponding path program 1 times [2021-03-11 02:49:41,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:41,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118365734] [2021-03-11 02:49:41,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:41,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:41,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:41,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:41,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:41,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:41,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:49:41,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118365734] [2021-03-11 02:49:41,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:41,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 02:49:41,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689517872] [2021-03-11 02:49:41,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 02:49:41,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:41,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 02:49:41,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 02:49:41,940 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 281 [2021-03-11 02:49:41,940 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 264 transitions, 1397 flow. Second operand has 3 states, 3 states have (on average 242.66666666666666) internal successors, (728), 3 states have internal predecessors, (728), 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) [2021-03-11 02:49:41,940 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:41,940 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 281 [2021-03-11 02:49:41,941 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:42,133 INFO L129 PetriNetUnfolder]: 55/678 cut-off events. [2021-03-11 02:49:42,133 INFO L130 PetriNetUnfolder]: For 423/423 co-relation queries the response was YES. [2021-03-11 02:49:42,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1151 conditions, 678 events. 55/678 cut-off events. For 423/423 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2565 event pairs, 0 based on Foata normal form. 0/614 useless extension candidates. Maximal degree in co-relation 1117. Up to 46 conditions per place. [2021-03-11 02:49:42,137 INFO L132 encePairwiseOnDemand]: 275/281 looper letters, 9 selfloop transitions, 2 changer transitions 28/191 dead transitions. [2021-03-11 02:49:42,138 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 191 transitions, 724 flow [2021-03-11 02:49:42,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 02:49:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 02:49:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 739 transitions. [2021-03-11 02:49:42,139 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8766310794780545 [2021-03-11 02:49:42,139 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 739 transitions. [2021-03-11 02:49:42,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 739 transitions. [2021-03-11 02:49:42,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:42,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 739 transitions. [2021-03-11 02:49:42,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 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) [2021-03-11 02:49:42,143 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 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) [2021-03-11 02:49:42,143 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 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) [2021-03-11 02:49:42,143 INFO L185 Difference]: Start difference. First operand has 224 places, 264 transitions, 1397 flow. Second operand 3 states and 739 transitions. [2021-03-11 02:49:42,143 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 191 transitions, 724 flow [2021-03-11 02:49:42,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 191 transitions, 583 flow, removed 36 selfloop flow, removed 24 redundant places. [2021-03-11 02:49:42,149 INFO L241 Difference]: Finished difference. Result has 191 places, 161 transitions, 466 flow [2021-03-11 02:49:42,149 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=466, PETRI_PLACES=191, PETRI_TRANSITIONS=161} [2021-03-11 02:49:42,149 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, 17 predicate places. [2021-03-11 02:49:42,149 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 161 transitions, 466 flow [2021-03-11 02:49:42,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 242.66666666666666) internal successors, (728), 3 states have internal predecessors, (728), 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) [2021-03-11 02:49:42,150 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:49:42,150 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-03-11 02:49:42,150 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 02:49:42,150 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err1INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:49:42,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:49:42,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1984286654, now seen corresponding path program 1 times [2021-03-11 02:49:42,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:49:42,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775397287] [2021-03-11 02:49:42,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:49:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:49:42,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:42,197 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-11 02:49:42,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:49:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:42,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:42,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:49:42,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:49:42,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:49:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-11 02:49:42,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775397287] [2021-03-11 02:49:42,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:49:42,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 02:49:42,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987410171] [2021-03-11 02:49:42,208 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 02:49:42,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:49:42,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 02:49:42,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 02:49:42,210 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 281 [2021-03-11 02:49:42,211 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 161 transitions, 466 flow. Second operand has 5 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 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) [2021-03-11 02:49:42,211 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:49:42,211 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 281 [2021-03-11 02:49:42,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:49:42,277 INFO L129 PetriNetUnfolder]: 35/386 cut-off events. [2021-03-11 02:49:42,278 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-11 02:49:42,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 562 conditions, 386 events. 35/386 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 805 event pairs, 0 based on Foata normal form. 2/354 useless extension candidates. Maximal degree in co-relation 539. Up to 22 conditions per place. [2021-03-11 02:49:42,280 INFO L132 encePairwiseOnDemand]: 274/281 looper letters, 0 selfloop transitions, 0 changer transitions 166/166 dead transitions. [2021-03-11 02:49:42,280 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 166 transitions, 546 flow [2021-03-11 02:49:42,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 02:49:42,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 02:49:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1422 transitions. [2021-03-11 02:49:42,283 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8434163701067615 [2021-03-11 02:49:42,283 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1422 transitions. [2021-03-11 02:49:42,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1422 transitions. [2021-03-11 02:49:42,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:49:42,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1422 transitions. [2021-03-11 02:49:42,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 237.0) internal successors, (1422), 6 states have internal predecessors, (1422), 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) [2021-03-11 02:49:42,295 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 281.0) internal successors, (1967), 7 states have internal predecessors, (1967), 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) [2021-03-11 02:49:42,295 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 281.0) internal successors, (1967), 7 states have internal predecessors, (1967), 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) [2021-03-11 02:49:42,295 INFO L185 Difference]: Start difference. First operand has 191 places, 161 transitions, 466 flow. Second operand 6 states and 1422 transitions. [2021-03-11 02:49:42,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 166 transitions, 546 flow [2021-03-11 02:49:42,297 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 166 transitions, 506 flow, removed 4 selfloop flow, removed 15 redundant places. [2021-03-11 02:49:42,298 INFO L241 Difference]: Finished difference. Result has 164 places, 0 transitions, 0 flow [2021-03-11 02:49:42,299 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=424, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=164, PETRI_TRANSITIONS=0} [2021-03-11 02:49:42,299 INFO L335 CegarLoopForPetriNet]: 174 programPoint places, -10 predicate places. [2021-03-11 02:49:42,299 INFO L480 AbstractCegarLoop]: Abstraction has has 164 places, 0 transitions, 0 flow [2021-03-11 02:49:42,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 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) [2021-03-11 02:49:42,299 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 02:49:42,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 02:49:42 BasicIcfg [2021-03-11 02:49:42,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 02:49:42,304 INFO L168 Benchmark]: Toolchain (without parser) took 13903.11 ms. Allocated memory was 255.9 MB in the beginning and 6.0 GB in the end (delta: 5.8 GB). Free memory was 231.3 MB in the beginning and 5.4 GB in the end (delta: -5.1 GB). Peak memory consumption was 634.1 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,304 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 02:49:42,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.84 ms. Allocated memory was 255.9 MB in the beginning and 367.0 MB in the end (delta: 111.1 MB). Free memory was 230.9 MB in the beginning and 307.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,308 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.93 ms. Allocated memory is still 367.0 MB. Free memory was 307.5 MB in the beginning and 303.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,308 INFO L168 Benchmark]: Boogie Preprocessor took 43.78 ms. Allocated memory is still 367.0 MB. Free memory was 303.4 MB in the beginning and 301.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,309 INFO L168 Benchmark]: RCFGBuilder took 563.59 ms. Allocated memory is still 367.0 MB. Free memory was 301.2 MB in the beginning and 315.4 MB in the end (delta: -14.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,310 INFO L168 Benchmark]: TraceAbstraction took 12355.72 ms. Allocated memory was 367.0 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 315.4 MB in the beginning and 5.4 GB in the end (delta: -5.0 GB). Peak memory consumption was 607.6 MB. Max. memory is 16.0 GB. [2021-03-11 02:49:42,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 847.84 ms. Allocated memory was 255.9 MB in the beginning and 367.0 MB in the end (delta: 111.1 MB). Free memory was 230.9 MB in the beginning and 307.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 76.93 ms. Allocated memory is still 367.0 MB. Free memory was 307.5 MB in the beginning and 303.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 43.78 ms. Allocated memory is still 367.0 MB. Free memory was 303.4 MB in the beginning and 301.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 563.59 ms. Allocated memory is still 367.0 MB. Free memory was 301.2 MB in the beginning and 315.4 MB in the end (delta: -14.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 12355.72 ms. Allocated memory was 367.0 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 315.4 MB in the beginning and 5.4 GB in the end (delta: -5.0 GB). Peak memory consumption was 607.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 171 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 12237.2ms, OverallIterations: 9, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 10890.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 160.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 165 SDtfs, 235 SDslu, 249 SDs, 0 SdLazy, 290 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 194.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 232.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1397occurred in iteration=7, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 32.0ms SsaConstructionTime, 121.8ms SatisfiabilityAnalysisTime, 711.6ms InterpolantComputationTime, 601 NumberOfCodeBlocks, 601 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 592 ConstructedInterpolants, 0 QuantifiedInterpolants, 692 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 19/19 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...