/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 16:53:03,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 16:53:03,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 16:53:03,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 16:53:03,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 16:53:03,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 16:53:03,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 16:53:03,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 16:53:03,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 16:53:03,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 16:53:03,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 16:53:03,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 16:53:03,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 16:53:03,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 16:53:03,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 16:53:03,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 16:53:03,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 16:53:03,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 16:53:03,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 16:53:03,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 16:53:03,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 16:53:03,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 16:53:03,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 16:53:03,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 16:53:03,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 16:53:03,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 16:53:03,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 16:53:03,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 16:53:03,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 16:53:03,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 16:53:03,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 16:53:03,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 16:53:03,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 16:53:03,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 16:53:03,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 16:53:03,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 16:53:03,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 16:53:03,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 16:53:03,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 16:53:03,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 16:53:03,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 16:53:03,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-07-09 16:53:03,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 16:53:03,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 16:53:03,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 16:53:03,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 16:53:03,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 16:53:03,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 16:53:03,299 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 16:53:03,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 16:53:03,300 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 16:53:03,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:53:03,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 16:53:03,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 16:53:03,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 16:53:03,312 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 16:53:03,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 16:53:03,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 16:53:03,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 16:53:03,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 16:53:03,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 16:53:03,619 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 16:53:03,620 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 16:53:03,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-07-09 16:53:03,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0240549d7/8c8058fa5f4241248f200dbacd06db6d/FLAGd8fc68f2a [2021-07-09 16:53:04,148 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 16:53:04,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-07-09 16:53:04,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0240549d7/8c8058fa5f4241248f200dbacd06db6d/FLAGd8fc68f2a [2021-07-09 16:53:04,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0240549d7/8c8058fa5f4241248f200dbacd06db6d [2021-07-09 16:53:04,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 16:53:04,452 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 16:53:04,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 16:53:04,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 16:53:04,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 16:53:04,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:53:04" (1/1) ... [2021-07-09 16:53:04,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f8e4788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:04, skipping insertion in model container [2021-07-09 16:53:04,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:53:04" (1/1) ... [2021-07-09 16:53:04,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 16:53:04,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 16:53:05,015 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2021-07-09 16:53:05,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:53:05,052 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 16:53:05,090 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2021-07-09 16:53:05,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:53:05,167 INFO L208 MainTranslator]: Completed translation [2021-07-09 16:53:05,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05 WrapperNode [2021-07-09 16:53:05,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 16:53:05,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 16:53:05,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 16:53:05,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 16:53:05,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 16:53:05,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 16:53:05,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 16:53:05,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 16:53:05,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... [2021-07-09 16:53:05,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 16:53:05,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 16:53:05,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 16:53:05,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 16:53:05,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:53:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-07-09 16:53:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-07-09 16:53:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 16:53:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 16:53:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-07-09 16:53:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-07-09 16:53:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-09 16:53:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-09 16:53:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 16:53:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 16:53:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 16:53:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 16:53:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 16:53:05,355 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 16:53:05,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 16:53:05,860 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-07-09 16:53:05,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:53:05 BoogieIcfgContainer [2021-07-09 16:53:05,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 16:53:05,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 16:53:05,862 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 16:53:05,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 16:53:05,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 04:53:04" (1/3) ... [2021-07-09 16:53:05,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f07a147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:53:05, skipping insertion in model container [2021-07-09 16:53:05,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:53:05" (2/3) ... [2021-07-09 16:53:05,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f07a147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:53:05, skipping insertion in model container [2021-07-09 16:53:05,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:53:05" (3/3) ... [2021-07-09 16:53:05,866 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2021-07-09 16:53:05,869 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 16:53:05,869 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 16:53:05,869 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-07-09 16:53:05,870 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 16:53:05,892 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,893 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,894 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,895 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,896 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,897 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,898 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,899 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,900 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,901 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,902 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,903 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,904 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,905 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,906 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,907 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,908 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,909 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,910 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,911 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,912 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,913 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,914 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,915 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,916 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,917 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,918 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,919 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,920 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,922 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,923 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,924 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,924 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,943 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,944 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,947 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,948 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:53:05,961 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-07-09 16:53:05,979 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-07-09 16:53:05,995 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:53:05,995 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:53:05,995 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:53:05,995 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:53:05,995 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:53:05,995 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:53:05,996 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:53:05,996 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 16:53:06,006 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-07-09 16:53:06,994 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43610 states, 43577 states have (on average 3.255731234366753) internal successors, (141875), 43609 states have internal predecessors, (141875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:07,068 INFO L276 IsEmpty]: Start isEmpty. Operand has 43610 states, 43577 states have (on average 3.255731234366753) internal successors, (141875), 43609 states have internal predecessors, (141875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-07-09 16:53:07,146 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:07,146 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:07,147 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:07,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:07,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1221346519, now seen corresponding path program 1 times [2021-07-09 16:53:07,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:07,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946355012] [2021-07-09 16:53:07,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:07,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:07,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946355012] [2021-07-09 16:53:07,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946355012] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:07,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:07,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:07,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206028188] [2021-07-09 16:53:07,413 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:07,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:07,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:07,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:07,493 INFO L87 Difference]: Start difference. First operand has 43610 states, 43577 states have (on average 3.255731234366753) internal successors, (141875), 43609 states have internal predecessors, (141875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:08,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:08,357 INFO L93 Difference]: Finished difference Result 62055 states and 188944 transitions. [2021-07-09 16:53:08,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:08,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-07-09 16:53:08,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:08,584 INFO L225 Difference]: With dead ends: 62055 [2021-07-09 16:53:08,584 INFO L226 Difference]: Without dead ends: 41938 [2021-07-09 16:53:08,585 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:08,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41938 states. [2021-07-09 16:53:09,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41938 to 29426. [2021-07-09 16:53:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29426 states, 29410 states have (on average 2.9987079224753486) internal successors, (88192), 29425 states have internal predecessors, (88192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29426 states to 29426 states and 88192 transitions. [2021-07-09 16:53:09,864 INFO L78 Accepts]: Start accepts. Automaton has 29426 states and 88192 transitions. Word has length 30 [2021-07-09 16:53:09,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:09,864 INFO L482 AbstractCegarLoop]: Abstraction has 29426 states and 88192 transitions. [2021-07-09 16:53:09,865 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 29426 states and 88192 transitions. [2021-07-09 16:53:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-07-09 16:53:09,865 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:09,865 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:09,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 16:53:09,866 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:09,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:09,869 INFO L82 PathProgramCache]: Analyzing trace with hash 476007464, now seen corresponding path program 1 times [2021-07-09 16:53:09,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:09,869 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600379989] [2021-07-09 16:53:09,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:09,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:09,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600379989] [2021-07-09 16:53:09,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600379989] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:09,976 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:09,976 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:09,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278826396] [2021-07-09 16:53:09,978 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:09,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:09,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:09,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:09,980 INFO L87 Difference]: Start difference. First operand 29426 states and 88192 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:10,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:10,472 INFO L93 Difference]: Finished difference Result 29424 states and 88190 transitions. [2021-07-09 16:53:10,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 16:53:10,473 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-07-09 16:53:10,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:10,571 INFO L225 Difference]: With dead ends: 29424 [2021-07-09 16:53:10,572 INFO L226 Difference]: Without dead ends: 29418 [2021-07-09 16:53:10,572 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:10,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29418 states. [2021-07-09 16:53:11,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29418 to 29418. [2021-07-09 16:53:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29418 states, 29403 states have (on average 2.9991497466244943) internal successors, (88184), 29417 states have internal predecessors, (88184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29418 states to 29418 states and 88184 transitions. [2021-07-09 16:53:11,484 INFO L78 Accepts]: Start accepts. Automaton has 29418 states and 88184 transitions. Word has length 38 [2021-07-09 16:53:11,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:11,485 INFO L482 AbstractCegarLoop]: Abstraction has 29418 states and 88184 transitions. [2021-07-09 16:53:11,485 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 29418 states and 88184 transitions. [2021-07-09 16:53:11,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-07-09 16:53:11,494 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:11,494 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:11,494 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 16:53:11,494 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:11,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:11,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1974329272, now seen corresponding path program 1 times [2021-07-09 16:53:11,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:11,495 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275338362] [2021-07-09 16:53:11,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:11,923 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:11,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275338362] [2021-07-09 16:53:11,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275338362] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:11,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:11,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:11,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194355930] [2021-07-09 16:53:11,924 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:11,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:11,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:11,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:11,925 INFO L87 Difference]: Start difference. First operand 29418 states and 88184 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:12,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:12,185 INFO L93 Difference]: Finished difference Result 39367 states and 116020 transitions. [2021-07-09 16:53:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-09 16:53:12,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-07-09 16:53:12,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:12,269 INFO L225 Difference]: With dead ends: 39367 [2021-07-09 16:53:12,269 INFO L226 Difference]: Without dead ends: 28262 [2021-07-09 16:53:12,270 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-09 16:53:12,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28262 states. [2021-07-09 16:53:12,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28262 to 28262. [2021-07-09 16:53:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28262 states, 28249 states have (on average 2.964458918899784) internal successors, (83743), 28261 states have internal predecessors, (83743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28262 states to 28262 states and 83743 transitions. [2021-07-09 16:53:13,106 INFO L78 Accepts]: Start accepts. Automaton has 28262 states and 83743 transitions. Word has length 75 [2021-07-09 16:53:13,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:13,106 INFO L482 AbstractCegarLoop]: Abstraction has 28262 states and 83743 transitions. [2021-07-09 16:53:13,107 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 28262 states and 83743 transitions. [2021-07-09 16:53:13,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-07-09 16:53:13,269 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:13,269 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:13,270 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 16:53:13,270 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:13,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:13,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1168037422, now seen corresponding path program 1 times [2021-07-09 16:53:13,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:13,271 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876624026] [2021-07-09 16:53:13,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:13,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:13,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876624026] [2021-07-09 16:53:13,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876624026] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:13,384 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:13,384 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:13,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808222558] [2021-07-09 16:53:13,385 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:13,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:13,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:13,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:13,386 INFO L87 Difference]: Start difference. First operand 28262 states and 83743 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:13,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:13,718 INFO L93 Difference]: Finished difference Result 66124 states and 196969 transitions. [2021-07-09 16:53:13,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:13,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-07-09 16:53:13,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:14,094 INFO L225 Difference]: With dead ends: 66124 [2021-07-09 16:53:14,094 INFO L226 Difference]: Without dead ends: 66124 [2021-07-09 16:53:14,095 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:14,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66124 states. [2021-07-09 16:53:15,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66124 to 30707. [2021-07-09 16:53:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30707 states, 30694 states have (on average 2.959308008079755) internal successors, (90833), 30706 states have internal predecessors, (90833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30707 states to 30707 states and 90833 transitions. [2021-07-09 16:53:15,322 INFO L78 Accepts]: Start accepts. Automaton has 30707 states and 90833 transitions. Word has length 100 [2021-07-09 16:53:15,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:15,323 INFO L482 AbstractCegarLoop]: Abstraction has 30707 states and 90833 transitions. [2021-07-09 16:53:15,323 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:15,323 INFO L276 IsEmpty]: Start isEmpty. Operand 30707 states and 90833 transitions. [2021-07-09 16:53:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-07-09 16:53:15,349 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:15,349 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:15,349 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 16:53:15,350 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:15,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:15,350 INFO L82 PathProgramCache]: Analyzing trace with hash 374745614, now seen corresponding path program 1 times [2021-07-09 16:53:15,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:15,350 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563298895] [2021-07-09 16:53:15,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:15,420 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:15,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563298895] [2021-07-09 16:53:15,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563298895] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:15,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:15,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:15,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395625199] [2021-07-09 16:53:15,421 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:15,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:15,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:15,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:15,422 INFO L87 Difference]: Start difference. First operand 30707 states and 90833 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:15,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:15,909 INFO L93 Difference]: Finished difference Result 54691 states and 160597 transitions. [2021-07-09 16:53:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:15,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-07-09 16:53:15,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:16,143 INFO L225 Difference]: With dead ends: 54691 [2021-07-09 16:53:16,143 INFO L226 Difference]: Without dead ends: 54691 [2021-07-09 16:53:16,144 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:16,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54691 states. [2021-07-09 16:53:17,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54691 to 33182. [2021-07-09 16:53:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33182 states, 33169 states have (on average 2.953902740510718) internal successors, (97978), 33181 states have internal predecessors, (97978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33182 states to 33182 states and 97978 transitions. [2021-07-09 16:53:17,288 INFO L78 Accepts]: Start accepts. Automaton has 33182 states and 97978 transitions. Word has length 100 [2021-07-09 16:53:17,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:17,288 INFO L482 AbstractCegarLoop]: Abstraction has 33182 states and 97978 transitions. [2021-07-09 16:53:17,289 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:17,289 INFO L276 IsEmpty]: Start isEmpty. Operand 33182 states and 97978 transitions. [2021-07-09 16:53:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-07-09 16:53:17,317 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:17,317 INFO L508 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:17,317 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 16:53:17,317 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:17,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:17,318 INFO L82 PathProgramCache]: Analyzing trace with hash 324440809, now seen corresponding path program 1 times [2021-07-09 16:53:17,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:17,318 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527464596] [2021-07-09 16:53:17,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:17,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:17,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527464596] [2021-07-09 16:53:17,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527464596] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:17,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:17,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:53:17,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338740317] [2021-07-09 16:53:17,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:53:17,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:17,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:53:17,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:17,368 INFO L87 Difference]: Start difference. First operand 33182 states and 97978 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:17,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:17,404 INFO L93 Difference]: Finished difference Result 8305 states and 24189 transitions. [2021-07-09 16:53:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:53:17,405 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2021-07-09 16:53:17,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:17,405 INFO L225 Difference]: With dead ends: 8305 [2021-07-09 16:53:17,405 INFO L226 Difference]: Without dead ends: 0 [2021-07-09 16:53:17,405 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:17,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-09 16:53:17,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-09 16:53:17,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-09 16:53:17,406 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2021-07-09 16:53:17,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:17,406 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-09 16:53:17,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:17,406 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-09 16:53:17,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-09 16:53:17,406 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-09 16:53:17,407 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/3) [2021-07-09 16:53:17,408 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-09 16:53:17,409 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:53:17,409 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:53:17,409 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:53:17,409 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:53:17,409 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:53:17,409 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:53:17,409 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:53:17,409 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_ath9kThread1of1ForFork1======== [2021-07-09 16:53:17,412 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-07-09 16:53:18,021 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43552 states, 43523 states have (on average 3.258484019943478) internal successors, (141819), 43551 states have internal predecessors, (141819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 43552 states, 43523 states have (on average 3.258484019943478) internal successors, (141819), 43551 states have internal predecessors, (141819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-07-09 16:53:18,088 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:18,088 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:18,089 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:18,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:18,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1378845390, now seen corresponding path program 1 times [2021-07-09 16:53:18,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:18,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993259649] [2021-07-09 16:53:18,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:18,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:18,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993259649] [2021-07-09 16:53:18,137 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993259649] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:18,137 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:18,137 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:18,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140700654] [2021-07-09 16:53:18,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:18,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:18,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:18,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:18,202 INFO L87 Difference]: Start difference. First operand has 43552 states, 43523 states have (on average 3.258484019943478) internal successors, (141819), 43551 states have internal predecessors, (141819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:19,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:19,267 INFO L93 Difference]: Finished difference Result 109053 states and 331242 transitions. [2021-07-09 16:53:19,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 16:53:19,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-07-09 16:53:19,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:19,520 INFO L225 Difference]: With dead ends: 109053 [2021-07-09 16:53:19,520 INFO L226 Difference]: Without dead ends: 88773 [2021-07-09 16:53:19,521 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 166.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-09 16:53:19,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88773 states. [2021-07-09 16:53:20,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88773 to 35589. [2021-07-09 16:53:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35589 states, 35578 states have (on average 3.0494406655798527) internal successors, (108493), 35588 states have internal predecessors, (108493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 35589 states and 108493 transitions. [2021-07-09 16:53:21,009 INFO L78 Accepts]: Start accepts. Automaton has 35589 states and 108493 transitions. Word has length 70 [2021-07-09 16:53:21,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:21,010 INFO L482 AbstractCegarLoop]: Abstraction has 35589 states and 108493 transitions. [2021-07-09 16:53:21,010 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 35589 states and 108493 transitions. [2021-07-09 16:53:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 16:53:21,025 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:21,025 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:21,025 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 16:53:21,025 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:21,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:21,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1544031044, now seen corresponding path program 1 times [2021-07-09 16:53:21,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:21,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180825808] [2021-07-09 16:53:21,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:21,071 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:21,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180825808] [2021-07-09 16:53:21,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180825808] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:21,072 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:21,072 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:21,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954271228] [2021-07-09 16:53:21,072 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:21,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:21,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:21,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:21,073 INFO L87 Difference]: Start difference. First operand 35589 states and 108493 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:21,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:21,654 INFO L93 Difference]: Finished difference Result 84321 states and 258445 transitions. [2021-07-09 16:53:21,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:21,655 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 16:53:21,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:21,906 INFO L225 Difference]: With dead ends: 84321 [2021-07-09 16:53:21,907 INFO L226 Difference]: Without dead ends: 84321 [2021-07-09 16:53:21,907 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:22,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84321 states. [2021-07-09 16:53:23,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84321 to 38969. [2021-07-09 16:53:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38969 states, 38958 states have (on average 3.043354381641768) internal successors, (118563), 38968 states have internal predecessors, (118563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38969 states to 38969 states and 118563 transitions. [2021-07-09 16:53:23,463 INFO L78 Accepts]: Start accepts. Automaton has 38969 states and 118563 transitions. Word has length 85 [2021-07-09 16:53:23,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:23,463 INFO L482 AbstractCegarLoop]: Abstraction has 38969 states and 118563 transitions. [2021-07-09 16:53:23,463 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 38969 states and 118563 transitions. [2021-07-09 16:53:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 16:53:23,477 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:23,477 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:23,477 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 16:53:23,477 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:23,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:23,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1379710756, now seen corresponding path program 1 times [2021-07-09 16:53:23,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:23,478 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832068116] [2021-07-09 16:53:23,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:23,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:23,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832068116] [2021-07-09 16:53:23,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832068116] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:23,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:23,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:23,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823840766] [2021-07-09 16:53:23,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:23,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:23,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:23,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:23,732 INFO L87 Difference]: Start difference. First operand 38969 states and 118563 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:24,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:24,127 INFO L93 Difference]: Finished difference Result 69105 states and 208338 transitions. [2021-07-09 16:53:24,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:24,128 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 16:53:24,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:24,316 INFO L225 Difference]: With dead ends: 69105 [2021-07-09 16:53:24,316 INFO L226 Difference]: Without dead ends: 69105 [2021-07-09 16:53:24,316 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:24,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69105 states. [2021-07-09 16:53:25,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69105 to 41849. [2021-07-09 16:53:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41849 states, 41838 states have (on average 3.044194273148812) internal successors, (127363), 41848 states have internal predecessors, (127363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41849 states to 41849 states and 127363 transitions. [2021-07-09 16:53:25,797 INFO L78 Accepts]: Start accepts. Automaton has 41849 states and 127363 transitions. Word has length 85 [2021-07-09 16:53:25,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:25,798 INFO L482 AbstractCegarLoop]: Abstraction has 41849 states and 127363 transitions. [2021-07-09 16:53:25,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 41849 states and 127363 transitions. [2021-07-09 16:53:25,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-07-09 16:53:25,822 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:25,822 INFO L508 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:25,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-09 16:53:25,822 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:53:25,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:25,823 INFO L82 PathProgramCache]: Analyzing trace with hash -2099403457, now seen corresponding path program 1 times [2021-07-09 16:53:25,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:25,823 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281693657] [2021-07-09 16:53:25,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:25,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:25,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281693657] [2021-07-09 16:53:25,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281693657] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:25,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:25,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:53:25,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347129266] [2021-07-09 16:53:25,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:53:25,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:25,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:53:25,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:25,867 INFO L87 Difference]: Start difference. First operand 41849 states and 127363 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:26,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:26,150 INFO L93 Difference]: Finished difference Result 12228 states and 35849 transitions. [2021-07-09 16:53:26,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:53:26,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2021-07-09 16:53:26,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:26,150 INFO L225 Difference]: With dead ends: 12228 [2021-07-09 16:53:26,150 INFO L226 Difference]: Without dead ends: 0 [2021-07-09 16:53:26,151 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:26,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-09 16:53:26,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-09 16:53:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-09 16:53:26,151 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2021-07-09 16:53:26,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:26,151 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-09 16:53:26,151 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-09 16:53:26,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-09 16:53:26,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-09 16:53:26,152 INFO L301 ceAbstractionStarter]: Result for error location thread_ath9kThread1of1ForFork1 was SAFE (2/3) [2021-07-09 16:53:26,152 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-07-09 16:53:26,152 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:53:26,152 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:53:26,153 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:53:26,153 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:53:26,153 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:53:26,153 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:53:26,153 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:53:26,153 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_usbThread1of1ForFork0======== [2021-07-09 16:53:26,155 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-07-09 16:53:26,774 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43610 states, 43576 states have (on average 3.2568615751789975) internal successors, (141921), 43609 states have internal predecessors, (141921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 43610 states, 43576 states have (on average 3.2568615751789975) internal successors, (141921), 43609 states have internal predecessors, (141921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:26,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-07-09 16:53:26,826 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:26,826 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:26,826 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:26,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:26,826 INFO L82 PathProgramCache]: Analyzing trace with hash 275060909, now seen corresponding path program 1 times [2021-07-09 16:53:26,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:26,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487409514] [2021-07-09 16:53:26,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:26,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:26,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487409514] [2021-07-09 16:53:26,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487409514] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:26,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:26,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-09 16:53:26,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431025423] [2021-07-09 16:53:26,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-09 16:53:26,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:26,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-09 16:53:26,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 16:53:26,902 INFO L87 Difference]: Start difference. First operand has 43610 states, 43576 states have (on average 3.2568615751789975) internal successors, (141921), 43609 states have internal predecessors, (141921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:27,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:27,080 INFO L93 Difference]: Finished difference Result 39729 states and 121221 transitions. [2021-07-09 16:53:27,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 16:53:27,081 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-07-09 16:53:27,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:27,166 INFO L225 Difference]: With dead ends: 39729 [2021-07-09 16:53:27,167 INFO L226 Difference]: Without dead ends: 37024 [2021-07-09 16:53:27,167 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 16:53:27,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37024 states. [2021-07-09 16:53:28,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37024 to 37024. [2021-07-09 16:53:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37024 states, 37006 states have (on average 3.070475058098687) internal successors, (113626), 37023 states have internal predecessors, (113626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37024 states to 37024 states and 113626 transitions. [2021-07-09 16:53:28,281 INFO L78 Accepts]: Start accepts. Automaton has 37024 states and 113626 transitions. Word has length 46 [2021-07-09 16:53:28,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:28,281 INFO L482 AbstractCegarLoop]: Abstraction has 37024 states and 113626 transitions. [2021-07-09 16:53:28,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37024 states and 113626 transitions. [2021-07-09 16:53:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-07-09 16:53:28,282 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:28,282 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:28,282 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-09 16:53:28,283 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:28,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:28,283 INFO L82 PathProgramCache]: Analyzing trace with hash 645251777, now seen corresponding path program 1 times [2021-07-09 16:53:28,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:28,283 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769302576] [2021-07-09 16:53:28,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:28,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:28,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769302576] [2021-07-09 16:53:28,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769302576] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:28,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:28,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:28,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552655184] [2021-07-09 16:53:28,318 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:28,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:28,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:28,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:28,319 INFO L87 Difference]: Start difference. First operand 37024 states and 113626 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:28,970 INFO L93 Difference]: Finished difference Result 77548 states and 237387 transitions. [2021-07-09 16:53:28,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 16:53:28,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-07-09 16:53:28,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:29,169 INFO L225 Difference]: With dead ends: 77548 [2021-07-09 16:53:29,169 INFO L226 Difference]: Without dead ends: 71840 [2021-07-09 16:53:29,169 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 50.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-09 16:53:29,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71840 states. [2021-07-09 16:53:30,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71840 to 37306. [2021-07-09 16:53:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37306 states, 37289 states have (on average 3.0522406071495616) internal successors, (113815), 37305 states have internal predecessors, (113815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37306 states to 37306 states and 113815 transitions. [2021-07-09 16:53:30,556 INFO L78 Accepts]: Start accepts. Automaton has 37306 states and 113815 transitions. Word has length 54 [2021-07-09 16:53:30,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:30,556 INFO L482 AbstractCegarLoop]: Abstraction has 37306 states and 113815 transitions. [2021-07-09 16:53:30,556 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 37306 states and 113815 transitions. [2021-07-09 16:53:30,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 16:53:30,568 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:30,568 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:30,569 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-09 16:53:30,569 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:30,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:30,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1436544201, now seen corresponding path program 1 times [2021-07-09 16:53:30,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:30,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806071204] [2021-07-09 16:53:30,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:30,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:30,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806071204] [2021-07-09 16:53:30,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806071204] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:30,619 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:30,619 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:30,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351217035] [2021-07-09 16:53:30,619 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:30,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:30,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:30,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:30,620 INFO L87 Difference]: Start difference. First operand 37306 states and 113815 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:30,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:30,988 INFO L93 Difference]: Finished difference Result 86166 states and 263951 transitions. [2021-07-09 16:53:30,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:30,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 16:53:30,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:31,444 INFO L225 Difference]: With dead ends: 86166 [2021-07-09 16:53:31,444 INFO L226 Difference]: Without dead ends: 86166 [2021-07-09 16:53:31,444 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:31,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86166 states. [2021-07-09 16:53:32,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86166 to 40606. [2021-07-09 16:53:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40606 states, 40589 states have (on average 3.046761437827983) internal successors, (123665), 40605 states have internal predecessors, (123665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40606 states to 40606 states and 123665 transitions. [2021-07-09 16:53:32,931 INFO L78 Accepts]: Start accepts. Automaton has 40606 states and 123665 transitions. Word has length 85 [2021-07-09 16:53:32,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:32,932 INFO L482 AbstractCegarLoop]: Abstraction has 40606 states and 123665 transitions. [2021-07-09 16:53:32,932 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:32,932 INFO L276 IsEmpty]: Start isEmpty. Operand 40606 states and 123665 transitions. [2021-07-09 16:53:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 16:53:32,944 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:32,944 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:32,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-09 16:53:32,944 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:32,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:32,944 INFO L82 PathProgramCache]: Analyzing trace with hash 2059461463, now seen corresponding path program 1 times [2021-07-09 16:53:32,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:32,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320694733] [2021-07-09 16:53:32,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:32,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:32,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320694733] [2021-07-09 16:53:32,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320694733] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:32,981 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:32,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:32,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328582060] [2021-07-09 16:53:32,981 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:32,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:32,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:32,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:32,982 INFO L87 Difference]: Start difference. First operand 40606 states and 123665 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:33,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:33,317 INFO L93 Difference]: Finished difference Result 71966 states and 216911 transitions. [2021-07-09 16:53:33,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:53:33,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 16:53:33,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:33,531 INFO L225 Difference]: With dead ends: 71966 [2021-07-09 16:53:33,531 INFO L226 Difference]: Without dead ends: 71966 [2021-07-09 16:53:33,531 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 19.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:34,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71966 states. [2021-07-09 16:53:34,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71966 to 43411. [2021-07-09 16:53:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43411 states, 43394 states have (on average 3.0489238143522144) internal successors, (132305), 43410 states have internal predecessors, (132305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43411 states to 43411 states and 132305 transitions. [2021-07-09 16:53:35,047 INFO L78 Accepts]: Start accepts. Automaton has 43411 states and 132305 transitions. Word has length 85 [2021-07-09 16:53:35,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:35,048 INFO L482 AbstractCegarLoop]: Abstraction has 43411 states and 132305 transitions. [2021-07-09 16:53:35,048 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 43411 states and 132305 transitions. [2021-07-09 16:53:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-07-09 16:53:35,063 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:35,064 INFO L508 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:35,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-09 16:53:35,064 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:35,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:35,064 INFO L82 PathProgramCache]: Analyzing trace with hash -149417756, now seen corresponding path program 1 times [2021-07-09 16:53:35,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:35,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830475902] [2021-07-09 16:53:35,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:53:35,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:35,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830475902] [2021-07-09 16:53:35,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830475902] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:35,285 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:35,285 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:53:35,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695508087] [2021-07-09 16:53:35,286 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:53:35,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:35,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:53:35,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:35,286 INFO L87 Difference]: Start difference. First operand 43411 states and 132305 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:35,346 INFO L93 Difference]: Finished difference Result 13156 states and 38607 transitions. [2021-07-09 16:53:35,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:53:35,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2021-07-09 16:53:35,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:35,369 INFO L225 Difference]: With dead ends: 13156 [2021-07-09 16:53:35,370 INFO L226 Difference]: Without dead ends: 11444 [2021-07-09 16:53:35,370 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:53:35,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11444 states. [2021-07-09 16:53:35,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11444 to 11444. [2021-07-09 16:53:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11444 states, 11442 states have (on average 2.986453417234749) internal successors, (34171), 11443 states have internal predecessors, (34171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11444 states to 11444 states and 34171 transitions. [2021-07-09 16:53:35,582 INFO L78 Accepts]: Start accepts. Automaton has 11444 states and 34171 transitions. Word has length 90 [2021-07-09 16:53:35,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:35,582 INFO L482 AbstractCegarLoop]: Abstraction has 11444 states and 34171 transitions. [2021-07-09 16:53:35,583 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 11444 states and 34171 transitions. [2021-07-09 16:53:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-07-09 16:53:35,600 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:53:35,600 INFO L508 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:53:35,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-09 16:53:35,600 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-07-09 16:53:35,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:53:35,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1564460421, now seen corresponding path program 1 times [2021-07-09 16:53:35,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:53:35,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140877827] [2021-07-09 16:53:35,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:53:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:53:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-09 16:53:35,651 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:53:35,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140877827] [2021-07-09 16:53:35,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140877827] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:53:35,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:53:35,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:53:35,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127192656] [2021-07-09 16:53:35,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:53:35,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:53:35,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:53:35,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:53:35,653 INFO L87 Difference]: Start difference. First operand 11444 states and 34171 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:53:35,798 INFO L93 Difference]: Finished difference Result 30500 states and 91828 transitions. [2021-07-09 16:53:35,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 16:53:35,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-07-09 16:53:35,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:53:35,798 INFO L225 Difference]: With dead ends: 30500 [2021-07-09 16:53:35,798 INFO L226 Difference]: Without dead ends: 0 [2021-07-09 16:53:35,798 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 23.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-09 16:53:35,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-09 16:53:35,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-09 16:53:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-09 16:53:35,799 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2021-07-09 16:53:35,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:53:35,799 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-09 16:53:35,799 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:53:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-09 16:53:35,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-09 16:53:35,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-09 16:53:35,799 INFO L301 ceAbstractionStarter]: Result for error location thread_usbThread1of1ForFork0 was SAFE (3/3) [2021-07-09 16:53:35,800 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 16:53:35,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 04:53:35 BasicIcfg [2021-07-09 16:53:35,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 16:53:35,802 INFO L168 Benchmark]: Toolchain (without parser) took 31350.42 ms. Allocated memory was 210.8 MB in the beginning and 7.6 GB in the end (delta: 7.3 GB). Free memory was 172.7 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,802 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 210.8 MB. Free memory is still 192.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 16:53:35,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.23 ms. Allocated memory is still 210.8 MB. Free memory was 172.5 MB in the beginning and 150.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.42 ms. Allocated memory is still 210.8 MB. Free memory was 150.6 MB in the beginning and 147.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,803 INFO L168 Benchmark]: Boogie Preprocessor took 52.79 ms. Allocated memory is still 210.8 MB. Free memory was 147.3 MB in the beginning and 144.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,803 INFO L168 Benchmark]: RCFGBuilder took 574.93 ms. Allocated memory is still 210.8 MB. Free memory was 144.3 MB in the beginning and 150.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,803 INFO L168 Benchmark]: TraceAbstraction took 29939.85 ms. Allocated memory was 210.8 MB in the beginning and 7.6 GB in the end (delta: 7.3 GB). Free memory was 150.2 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. [2021-07-09 16:53:35,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 210.8 MB. Free memory is still 192.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 713.23 ms. Allocated memory is still 210.8 MB. Free memory was 172.5 MB in the beginning and 150.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 63.42 ms. Allocated memory is still 210.8 MB. Free memory was 150.6 MB in the beginning and 147.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.79 ms. Allocated memory is still 210.8 MB. Free memory was 147.3 MB in the beginning and 144.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 574.93 ms. Allocated memory is still 210.8 MB. Free memory was 144.3 MB in the beginning and 150.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 29939.85 ms. Allocated memory was 210.8 MB in the beginning and 7.6 GB in the end (delta: 7.3 GB). Free memory was 150.2 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 279 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11413.0ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 378.0ms, AutomataDifference: 3581.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 998.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1633 SDtfs, 2372 SDslu, 3238 SDs, 0 SdLazy, 164 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 129.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 144.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43610occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5390.0ms AutomataMinimizationTime, 6 MinimizatonAttempts, 69438 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.9ms SsaConstructionTime, 106.5ms SatisfiabilityAnalysisTime, 713.5ms InterpolantComputationTime, 455 NumberOfCodeBlocks, 455 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 449 ConstructedInterpolants, 0 QuantifiedInterpolants, 530 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 4/4 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_ath9kThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 279 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8742.9ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 120.1ms, AutomataDifference: 3086.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 611.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1501 SDtfs, 1649 SDslu, 3071 SDs, 0 SdLazy, 123 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 72.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 209.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43552occurred in iteration=0, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4525.1ms AutomataMinimizationTime, 4 MinimizatonAttempts, 125792 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.4ms SsaConstructionTime, 21.9ms SatisfiabilityAnalysisTime, 335.0ms InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 333 ConstructedInterpolants, 0 QuantifiedInterpolants, 402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_usbThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 279 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9646.9ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 108.9ms, AutomataDifference: 2776.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 621.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1854 SDtfs, 1657 SDslu, 3353 SDs, 0 SdLazy, 145 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 93.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 115.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43610occurred in iteration=0, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5716.4ms AutomataMinimizationTime, 6 MinimizatonAttempts, 108649 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.4ms SsaConstructionTime, 23.7ms SatisfiabilityAnalysisTime, 346.9ms InterpolantComputationTime, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 21/21 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...