/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 18:55:19,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 18:55:19,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 18:55:19,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 18:55:19,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 18:55:19,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 18:55:19,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 18:55:19,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 18:55:19,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 18:55:19,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 18:55:19,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 18:55:19,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 18:55:19,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 18:55:19,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 18:55:19,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 18:55:19,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 18:55:19,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 18:55:19,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 18:55:19,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 18:55:19,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 18:55:19,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 18:55:19,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 18:55:19,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 18:55:19,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 18:55:19,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 18:55:19,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 18:55:19,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 18:55:19,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 18:55:19,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 18:55:19,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 18:55:19,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 18:55:19,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 18:55:19,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 18:55:19,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 18:55:19,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 18:55:19,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 18:55:19,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 18:55:19,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 18:55:19,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 18:55:19,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 18:55:20,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 18:55:20,000 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 18:55:20,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 18:55:20,000 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 18:55:20,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 18:55:20,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 18:55:20,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 18:55:20,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 18:55:20,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 18:55:20,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 18:55:20,003 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 18:55:20,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 18:55:20,003 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 18:55:20,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 18:55:20,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 18:55:20,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 18:55:20,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 18:55:20,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 18:55:20,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 18:55:20,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 18:55:20,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 18:55:20,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 18:55:20,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 18:55:20,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 18:55:20,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 18:55:20,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 18:55:20,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 18:55:20,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 18:55:20,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 18:55:20,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 18:55:20,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 18:55:20,360 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 18:55:20,361 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2020-10-15 18:55:20,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0b3e85e/00e06db1e3ed41cb9764e1cd6ae1a163/FLAGc95e50f8c [2020-10-15 18:55:21,068 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 18:55:21,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2020-10-15 18:55:21,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0b3e85e/00e06db1e3ed41cb9764e1cd6ae1a163/FLAGc95e50f8c [2020-10-15 18:55:21,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0b3e85e/00e06db1e3ed41cb9764e1cd6ae1a163 [2020-10-15 18:55:21,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 18:55:21,288 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 18:55:21,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 18:55:21,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 18:55:21,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 18:55:21,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:21" (1/1) ... [2020-10-15 18:55:21,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8af890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:21, skipping insertion in model container [2020-10-15 18:55:21,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:21" (1/1) ... [2020-10-15 18:55:21,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 18:55:21,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 18:55:22,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 18:55:22,202 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 18:55:22,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 18:55:22,719 INFO L208 MainTranslator]: Completed translation [2020-10-15 18:55:22,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22 WrapperNode [2020-10-15 18:55:22,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 18:55:22,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 18:55:22,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 18:55:22,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 18:55:22,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 18:55:22,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 18:55:22,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 18:55:22,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 18:55:22,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (1/1) ... [2020-10-15 18:55:22,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 18:55:22,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 18:55:22,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 18:55:22,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 18:55:22,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (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 [2020-10-15 18:55:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2020-10-15 18:55:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2020-10-15 18:55:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 18:55:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 18:55:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2020-10-15 18:55:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2020-10-15 18:55:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-15 18:55:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 18:55:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 18:55:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 18:55:22,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 18:55:22,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 18:55:22,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 18:55:22,942 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 18:55:23,580 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 18:55:23,581 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-10-15 18:55:23,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:23 BoogieIcfgContainer [2020-10-15 18:55:23,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 18:55:23,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 18:55:23,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 18:55:23,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 18:55:23,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:55:21" (1/3) ... [2020-10-15 18:55:23,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581a1c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:55:23, skipping insertion in model container [2020-10-15 18:55:23,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:22" (2/3) ... [2020-10-15 18:55:23,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581a1c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:55:23, skipping insertion in model container [2020-10-15 18:55:23,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:23" (3/3) ... [2020-10-15 18:55:23,594 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2020-10-15 18:55:23,606 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 18:55:23,606 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 18:55:23,615 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-15 18:55:23,616 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 18:55:23,653 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,653 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,653 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,653 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,654 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,654 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,654 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,655 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,655 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,655 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,655 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,655 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,656 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,656 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,656 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,656 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,657 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,657 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,657 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,657 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,657 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,658 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,658 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,658 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,658 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,658 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,659 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,661 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,661 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,661 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,661 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,662 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,662 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,662 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,662 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,662 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,663 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,663 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,663 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,664 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,664 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,664 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,664 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,664 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,665 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,665 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,665 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,665 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,666 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,666 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,666 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,666 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,667 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,667 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,667 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,667 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,668 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,668 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,668 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,668 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,668 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,669 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,669 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,669 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,669 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,669 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,670 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,670 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,670 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,671 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,671 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,671 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,671 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,672 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,672 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,673 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,673 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,673 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,673 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,674 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,674 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,674 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,674 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,675 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,675 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,675 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,675 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,676 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,676 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,676 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,676 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,677 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,677 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,677 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,677 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,677 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,678 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,678 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,678 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,678 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,679 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,679 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,679 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,679 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,679 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,680 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,680 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,680 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,680 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,681 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,681 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,681 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,681 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,681 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,685 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,686 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,686 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,687 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,687 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,694 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,694 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,694 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,695 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,696 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,696 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,696 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,696 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,697 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,698 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,698 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,702 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,703 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,703 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,703 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,703 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,704 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,704 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,704 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,704 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:55:23,734 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-10-15 18:55:23,756 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 18:55:23,756 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 18:55:23,756 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 18:55:23,756 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 18:55:23,757 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 18:55:23,757 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 18:55:23,757 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 18:55:23,758 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 18:55:23,785 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 18:55:23,788 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 237 places, 269 transitions, 580 flow [2020-10-15 18:55:23,791 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 237 places, 269 transitions, 580 flow [2020-10-15 18:55:23,793 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 237 places, 269 transitions, 580 flow [2020-10-15 18:55:23,987 INFO L129 PetriNetUnfolder]: 65/479 cut-off events. [2020-10-15 18:55:23,987 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-15 18:55:24,006 INFO L80 FinitePrefix]: Finished finitePrefix Result has 503 conditions, 479 events. 65/479 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1213 event pairs, 0 based on Foata normal form. 0/392 useless extension candidates. Maximal degree in co-relation 499. Up to 24 conditions per place. [2020-10-15 18:55:24,027 INFO L117 LiptonReduction]: Number of co-enabled transitions 9678 [2020-10-15 18:55:29,196 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:55:29,218 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:55:29,233 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:55:29,255 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:55:29,257 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:55:29,258 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:86 [2020-10-15 18:55:29,270 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:55:29,293 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:55:29,294 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:55:29,294 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:90 [2020-10-15 18:55:32,136 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2020-10-15 18:55:32,827 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-15 18:55:32,953 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-15 18:55:33,101 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-15 18:55:33,214 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-15 18:55:33,238 INFO L132 LiptonReduction]: Checked pairs total: 18137 [2020-10-15 18:55:33,239 INFO L134 LiptonReduction]: Total number of compositions: 339 [2020-10-15 18:55:33,245 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 66 transitions, 174 flow [2020-10-15 18:55:33,293 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 750 states. [2020-10-15 18:55:33,295 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states. [2020-10-15 18:55:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-15 18:55:33,301 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:33,301 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-15 18:55:33,302 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:33,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:33,306 INFO L82 PathProgramCache]: Analyzing trace with hash 960, now seen corresponding path program 1 times [2020-10-15 18:55:33,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:33,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618953121] [2020-10-15 18:55:33,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:33,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618953121] [2020-10-15 18:55:33,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:33,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-15 18:55:33,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853559009] [2020-10-15 18:55:33,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 18:55:33,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:33,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 18:55:33,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 18:55:33,603 INFO L87 Difference]: Start difference. First operand 750 states. Second operand 2 states. [2020-10-15 18:55:33,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:33,649 INFO L93 Difference]: Finished difference Result 748 states and 2130 transitions. [2020-10-15 18:55:33,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 18:55:33,650 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-15 18:55:33,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:33,675 INFO L225 Difference]: With dead ends: 748 [2020-10-15 18:55:33,675 INFO L226 Difference]: Without dead ends: 725 [2020-10-15 18:55:33,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 18:55:33,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2020-10-15 18:55:33,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 725. [2020-10-15 18:55:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 725 states. [2020-10-15 18:55:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 2084 transitions. [2020-10-15 18:55:33,787 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 2084 transitions. Word has length 1 [2020-10-15 18:55:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:33,787 INFO L481 AbstractCegarLoop]: Abstraction has 725 states and 2084 transitions. [2020-10-15 18:55:33,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 18:55:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 2084 transitions. [2020-10-15 18:55:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 18:55:33,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:33,788 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 18:55:33,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 18:55:33,789 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:33,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:33,789 INFO L82 PathProgramCache]: Analyzing trace with hash -2048015295, now seen corresponding path program 1 times [2020-10-15 18:55:33,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:33,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594815953] [2020-10-15 18:55:33,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:33,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594815953] [2020-10-15 18:55:33,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:33,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 18:55:33,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706639231] [2020-10-15 18:55:33,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 18:55:33,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:33,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 18:55:33,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 18:55:33,989 INFO L87 Difference]: Start difference. First operand 725 states and 2084 transitions. Second operand 4 states. [2020-10-15 18:55:34,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,098 INFO L93 Difference]: Finished difference Result 1469 states and 4291 transitions. [2020-10-15 18:55:34,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 18:55:34,099 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-15 18:55:34,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,111 INFO L225 Difference]: With dead ends: 1469 [2020-10-15 18:55:34,111 INFO L226 Difference]: Without dead ends: 1453 [2020-10-15 18:55:34,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-15 18:55:34,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1453 states. [2020-10-15 18:55:34,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1453 to 807. [2020-10-15 18:55:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2020-10-15 18:55:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 2306 transitions. [2020-10-15 18:55:34,157 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 2306 transitions. Word has length 6 [2020-10-15 18:55:34,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,159 INFO L481 AbstractCegarLoop]: Abstraction has 807 states and 2306 transitions. [2020-10-15 18:55:34,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 18:55:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2306 transitions. [2020-10-15 18:55:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 18:55:34,160 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:34,160 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:34,161 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 18:55:34,161 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:34,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:34,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1014198837, now seen corresponding path program 1 times [2020-10-15 18:55:34,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:34,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19368291] [2020-10-15 18:55:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:34,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:34,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19368291] [2020-10-15 18:55:34,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:34,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:55:34,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020279853] [2020-10-15 18:55:34,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:55:34,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:34,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:55:34,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,239 INFO L87 Difference]: Start difference. First operand 807 states and 2306 transitions. Second operand 3 states. [2020-10-15 18:55:34,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,280 INFO L93 Difference]: Finished difference Result 813 states and 2224 transitions. [2020-10-15 18:55:34,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:55:34,280 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 18:55:34,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,287 INFO L225 Difference]: With dead ends: 813 [2020-10-15 18:55:34,287 INFO L226 Difference]: Without dead ends: 783 [2020-10-15 18:55:34,288 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2020-10-15 18:55:34,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 783. [2020-10-15 18:55:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2020-10-15 18:55:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 2130 transitions. [2020-10-15 18:55:34,318 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 2130 transitions. Word has length 8 [2020-10-15 18:55:34,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,318 INFO L481 AbstractCegarLoop]: Abstraction has 783 states and 2130 transitions. [2020-10-15 18:55:34,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:55:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2130 transitions. [2020-10-15 18:55:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-15 18:55:34,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:34,320 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:34,321 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 18:55:34,321 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:34,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:34,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1364531287, now seen corresponding path program 1 times [2020-10-15 18:55:34,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:34,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213097971] [2020-10-15 18:55:34,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:34,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:34,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213097971] [2020-10-15 18:55:34,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:34,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 18:55:34,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987104644] [2020-10-15 18:55:34,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:55:34,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:34,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:55:34,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,444 INFO L87 Difference]: Start difference. First operand 783 states and 2130 transitions. Second operand 3 states. [2020-10-15 18:55:34,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,474 INFO L93 Difference]: Finished difference Result 361 states and 877 transitions. [2020-10-15 18:55:34,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:55:34,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-15 18:55:34,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,477 INFO L225 Difference]: With dead ends: 361 [2020-10-15 18:55:34,477 INFO L226 Difference]: Without dead ends: 346 [2020-10-15 18:55:34,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-10-15 18:55:34,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2020-10-15 18:55:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2020-10-15 18:55:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 832 transitions. [2020-10-15 18:55:34,490 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 832 transitions. Word has length 9 [2020-10-15 18:55:34,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,491 INFO L481 AbstractCegarLoop]: Abstraction has 346 states and 832 transitions. [2020-10-15 18:55:34,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:55:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 832 transitions. [2020-10-15 18:55:34,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-15 18:55:34,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:34,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:34,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 18:55:34,494 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:34,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:34,494 INFO L82 PathProgramCache]: Analyzing trace with hash 637049370, now seen corresponding path program 1 times [2020-10-15 18:55:34,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:34,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527824421] [2020-10-15 18:55:34,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:34,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527824421] [2020-10-15 18:55:34,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:34,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 18:55:34,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905009770] [2020-10-15 18:55:34,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:55:34,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:34,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:55:34,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,552 INFO L87 Difference]: Start difference. First operand 346 states and 832 transitions. Second operand 3 states. [2020-10-15 18:55:34,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,570 INFO L93 Difference]: Finished difference Result 188 states and 446 transitions. [2020-10-15 18:55:34,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:55:34,571 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-15 18:55:34,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,572 INFO L225 Difference]: With dead ends: 188 [2020-10-15 18:55:34,572 INFO L226 Difference]: Without dead ends: 178 [2020-10-15 18:55:34,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-10-15 18:55:34,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 157. [2020-10-15 18:55:34,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-15 18:55:34,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 380 transitions. [2020-10-15 18:55:34,578 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 380 transitions. Word has length 10 [2020-10-15 18:55:34,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,578 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 380 transitions. [2020-10-15 18:55:34,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:55:34,578 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 380 transitions. [2020-10-15 18:55:34,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 18:55:34,580 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:34,580 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:34,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 18:55:34,580 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:34,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:34,581 INFO L82 PathProgramCache]: Analyzing trace with hash -545503077, now seen corresponding path program 1 times [2020-10-15 18:55:34,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:34,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418353150] [2020-10-15 18:55:34,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:34,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418353150] [2020-10-15 18:55:34,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:34,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:55:34,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060734426] [2020-10-15 18:55:34,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:55:34,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:34,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:55:34,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,636 INFO L87 Difference]: Start difference. First operand 157 states and 380 transitions. Second operand 3 states. [2020-10-15 18:55:34,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,652 INFO L93 Difference]: Finished difference Result 151 states and 369 transitions. [2020-10-15 18:55:34,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:55:34,653 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-15 18:55:34,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,654 INFO L225 Difference]: With dead ends: 151 [2020-10-15 18:55:34,654 INFO L226 Difference]: Without dead ends: 117 [2020-10-15 18:55:34,655 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-15 18:55:34,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2020-10-15 18:55:34,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-10-15 18:55:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 299 transitions. [2020-10-15 18:55:34,659 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 299 transitions. Word has length 13 [2020-10-15 18:55:34,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,659 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 299 transitions. [2020-10-15 18:55:34,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:55:34,660 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 299 transitions. [2020-10-15 18:55:34,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-15 18:55:34,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:34,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:34,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 18:55:34,661 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:34,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:34,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1905754679, now seen corresponding path program 1 times [2020-10-15 18:55:34,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:34,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88763190] [2020-10-15 18:55:34,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:34,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 18:55:34,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88763190] [2020-10-15 18:55:34,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:34,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:55:34,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80624924] [2020-10-15 18:55:34,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:55:34,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:34,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:55:34,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,722 INFO L87 Difference]: Start difference. First operand 117 states and 299 transitions. Second operand 3 states. [2020-10-15 18:55:34,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:34,739 INFO L93 Difference]: Finished difference Result 212 states and 565 transitions. [2020-10-15 18:55:34,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:55:34,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-10-15 18:55:34,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:34,740 INFO L225 Difference]: With dead ends: 212 [2020-10-15 18:55:34,740 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 18:55:34,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:55:34,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 18:55:34,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 18:55:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 18:55:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 18:55:34,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-10-15 18:55:34,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:34,742 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 18:55:34,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:55:34,742 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 18:55:34,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 18:55:34,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 18:55:34,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 06:55:34 BasicIcfg [2020-10-15 18:55:34,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 18:55:34,748 INFO L168 Benchmark]: Toolchain (without parser) took 13460.94 ms. Allocated memory was 248.0 MB in the beginning and 518.0 MB in the end (delta: 270.0 MB). Free memory was 198.0 MB in the beginning and 399.7 MB in the end (delta: -201.7 MB). Peak memory consumption was 68.3 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,749 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 248.0 MB. Free memory is still 221.8 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 18:55:34,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1429.75 ms. Allocated memory was 248.0 MB in the beginning and 354.4 MB in the end (delta: 106.4 MB). Free memory was 198.0 MB in the beginning and 312.9 MB in the end (delta: -114.9 MB). Peak memory consumption was 106.7 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.92 ms. Allocated memory is still 354.4 MB. Free memory was 312.9 MB in the beginning and 309.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,751 INFO L168 Benchmark]: Boogie Preprocessor took 48.52 ms. Allocated memory is still 354.4 MB. Free memory was 309.3 MB in the beginning and 305.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,752 INFO L168 Benchmark]: RCFGBuilder took 709.44 ms. Allocated memory is still 354.4 MB. Free memory was 305.7 MB in the beginning and 255.9 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,753 INFO L168 Benchmark]: TraceAbstraction took 11162.25 ms. Allocated memory was 354.4 MB in the beginning and 518.0 MB in the end (delta: 163.6 MB). Free memory was 255.9 MB in the beginning and 399.7 MB in the end (delta: -143.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:34,757 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 248.0 MB. Free memory is still 221.8 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 1429.75 ms. Allocated memory was 248.0 MB in the beginning and 354.4 MB in the end (delta: 106.4 MB). Free memory was 198.0 MB in the beginning and 312.9 MB in the end (delta: -114.9 MB). Peak memory consumption was 106.7 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 102.92 ms. Allocated memory is still 354.4 MB. Free memory was 312.9 MB in the beginning and 309.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 48.52 ms. Allocated memory is still 354.4 MB. Free memory was 309.3 MB in the beginning and 305.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.2 GB. * RCFGBuilder took 709.44 ms. Allocated memory is still 354.4 MB. Free memory was 305.7 MB in the beginning and 255.9 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 14.2 GB. * TraceAbstraction took 11162.25 ms. Allocated memory was 354.4 MB in the beginning and 518.0 MB in the end (delta: 163.6 MB). Free memory was 255.9 MB in the beginning and 399.7 MB in the end (delta: -143.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7389 VarBasedMoverChecksPositive, 106 VarBasedMoverChecksNegative, 50 SemBasedMoverChecksPositive, 55 SemBasedMoverChecksNegative, 1 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.5s, 355 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.4s, 237 PlacesBefore, 55 PlacesAfterwards, 269 TransitionsBefore, 66 TransitionsAfterwards, 9678 CoEnabledTransitionPairs, 7 FixpointIterations, 139 TrivialSequentialCompositions, 123 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 38 ConcurrentYvCompositions, 21 ChoiceCompositions, 339 TotalNumberOfCompositions, 18137 MoverChecksTotal - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 161 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.9s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.5s, HoareTripleCheckerStatistics: 373 SDtfs, 153 SDslu, 215 SDs, 0 SdLazy, 90 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=807occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 667 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 751 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 3/3 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...