/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-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 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-05 20:01:16,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 20:01:16,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 20:01:16,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 20:01:16,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 20:01:16,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 20:01:16,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 20:01:16,199 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 [2021-06-05 20:01:16,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 20:01:16,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 20:01:16,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 20:01:16,249 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 20:01:16,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 20:01:16,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 20:01:16,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 20:01:16,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 20:01:16,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 20:01:16,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 20:01:16,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 20:01:16,252 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 20:01:16,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 20:01:16,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 20:01:16,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 20:01:16,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 20:01:16,657 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 20:01:16,658 INFO L432 ainManager$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 [2021-06-05 20:01:16,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5b9d27c/252dccdc5d8e4c31ab13077e73360adf/FLAGf9f61290e [2021-06-05 20:01:17,288 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 20:01:17,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2021-06-05 20:01:17,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5b9d27c/252dccdc5d8e4c31ab13077e73360adf/FLAGf9f61290e [2021-06-05 20:01:17,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5b9d27c/252dccdc5d8e4c31ab13077e73360adf [2021-06-05 20:01:17,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 20:01:17,702 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 20:01:17,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 20:01:17,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 20:01:17,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 20:01:17,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 08:01:17" (1/1) ... [2021-06-05 20:01:17,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2db6fc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:17, skipping insertion in model container [2021-06-05 20:01:17,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 08:01:17" (1/1) ... [2021-06-05 20:01:17,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 20:01:17,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 20:01:18,486 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] [2021-06-05 20:01:18,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 20:01:18,536 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 20:01:18,602 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] [2021-06-05 20:01:18,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 20:01:18,893 INFO L208 MainTranslator]: Completed translation [2021-06-05 20:01:18,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18 WrapperNode [2021-06-05 20:01:18,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 20:01:18,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 20:01:18,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 20:01:18,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 20:01:18,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:18,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:18,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 20:01:18,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 20:01:18,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 20:01:18,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 20:01:18,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:18,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (1/1) ... [2021-06-05 20:01:19,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 20:01:19,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 20:01:19,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 20:01:19,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 20:01:19,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (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 [2021-06-05 20:01:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-06-05 20:01:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-06-05 20:01:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-05 20:01:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 20:01:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 20:01:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 20:01:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 20:01:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 20:01:19,142 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 20:01:20,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 20:01:20,023 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-06-05 20:01:20,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 08:01:20 BoogieIcfgContainer [2021-06-05 20:01:20,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 20:01:20,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 20:01:20,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 20:01:20,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 20:01:20,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 08:01:17" (1/3) ... [2021-06-05 20:01:20,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b887bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 08:01:20, skipping insertion in model container [2021-06-05 20:01:20,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:01:18" (2/3) ... [2021-06-05 20:01:20,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b887bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 08:01:20, skipping insertion in model container [2021-06-05 20:01:20,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 08:01:20" (3/3) ... [2021-06-05 20:01:20,036 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2021-06-05 20:01:20,041 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 20:01:20,041 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 20:01:20,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-06-05 20:01:20,042 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,120 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,121 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,122 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,123 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,124 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,124 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,124 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,129 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,129 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,129 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,129 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,130 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,130 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,130 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,130 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,130 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,131 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,131 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,131 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,132 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,133 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,151 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,152 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,153 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,154 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,155 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,156 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,157 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,158 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,158 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,160 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,160 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,160 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,160 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,164 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,165 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,166 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,166 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,166 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,166 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,167 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,168 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,169 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,170 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,170 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,170 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,170 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,171 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,172 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,172 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,172 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,172 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,173 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,173 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,174 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,175 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,176 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,177 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,178 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,183 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,183 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,183 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,184 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,185 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,185 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,186 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,188 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,188 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,188 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,188 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,189 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,189 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,190 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,190 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,190 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,190 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,190 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,192 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,192 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,192 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,192 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,193 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,194 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,195 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,199 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,199 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,200 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,215 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,215 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,215 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:01:20,230 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-05 20:01:20,246 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-05 20:01:20,271 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:01:20,271 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:01:20,271 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:01:20,271 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:01:20,271 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:01:20,272 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:01:20,272 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:01:20,272 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_ath9k======== [2021-06-05 20:01:20,288 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-06-05 20:01:23,197 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:23,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:23,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 20:01:23,811 INFO L301 ceAbstractionStarter]: Result for error location thread_ath9k was SAFE (1/5) [2021-06-05 20:01:23,814 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-06-05 20:01:23,818 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:01:23,819 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:01:23,819 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:01:23,819 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:01:23,819 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:01:23,819 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:01:23,819 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:01:23,819 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-05 20:01:23,825 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-06-05 20:01:26,291 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-06-05 20:01:26,361 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:26,361 INFO L554 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] [2021-06-05 20:01:26,362 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:26,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:26,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1221346519, now seen corresponding path program 1 times [2021-06-05 20:01:26,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:26,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655189302] [2021-06-05 20:01:26,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:26,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:26,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655189302] [2021-06-05 20:01:26,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655189302] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:26,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:26,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:26,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111866345] [2021-06-05 20:01:26,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:26,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:26,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:26,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:26,885 INFO L87 Difference]: Start difference. First operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:27,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:27,887 INFO L93 Difference]: Finished difference Result 62118 states and 189080 transitions. [2021-06-05 20:01:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:27,889 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 [2021-06-05 20:01:27,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:28,087 INFO L225 Difference]: With dead ends: 62118 [2021-06-05 20:01:28,087 INFO L226 Difference]: Without dead ends: 41938 [2021-06-05 20:01:28,088 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 100.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:28,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41938 states. [2021-06-05 20:01:29,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41938 to 29426. [2021-06-05 20:01:29,295 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) [2021-06-05 20:01:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29426 states to 29426 states and 88192 transitions. [2021-06-05 20:01:29,446 INFO L78 Accepts]: Start accepts. Automaton has 29426 states and 88192 transitions. Word has length 30 [2021-06-05 20:01:29,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:29,447 INFO L482 AbstractCegarLoop]: Abstraction has 29426 states and 88192 transitions. [2021-06-05 20:01:29,447 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) [2021-06-05 20:01:29,447 INFO L276 IsEmpty]: Start isEmpty. Operand 29426 states and 88192 transitions. [2021-06-05 20:01:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-06-05 20:01:29,448 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:29,448 INFO L554 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] [2021-06-05 20:01:29,448 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 20:01:29,448 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:29,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:29,449 INFO L82 PathProgramCache]: Analyzing trace with hash 476007464, now seen corresponding path program 1 times [2021-06-05 20:01:29,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:29,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542722007] [2021-06-05 20:01:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:29,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:29,555 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:29,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542722007] [2021-06-05 20:01:29,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542722007] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:29,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:29,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:29,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170972664] [2021-06-05 20:01:29,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:29,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:29,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:29,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:29,559 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) [2021-06-05 20:01:29,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:29,745 INFO L93 Difference]: Finished difference Result 29424 states and 88190 transitions. [2021-06-05 20:01:29,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 20:01:29,745 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 [2021-06-05 20:01:29,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:29,839 INFO L225 Difference]: With dead ends: 29424 [2021-06-05 20:01:29,839 INFO L226 Difference]: Without dead ends: 29418 [2021-06-05 20:01:29,840 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 27.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:30,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29418 states. [2021-06-05 20:01:30,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29418 to 29418. [2021-06-05 20:01:30,554 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) [2021-06-05 20:01:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29418 states to 29418 states and 88184 transitions. [2021-06-05 20:01:30,809 INFO L78 Accepts]: Start accepts. Automaton has 29418 states and 88184 transitions. Word has length 38 [2021-06-05 20:01:30,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:30,812 INFO L482 AbstractCegarLoop]: Abstraction has 29418 states and 88184 transitions. [2021-06-05 20:01:30,812 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) [2021-06-05 20:01:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29418 states and 88184 transitions. [2021-06-05 20:01:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-06-05 20:01:30,823 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:30,823 INFO L554 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] [2021-06-05 20:01:30,823 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 20:01:30,823 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:30,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:30,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1974329272, now seen corresponding path program 1 times [2021-06-05 20:01:30,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:30,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572834117] [2021-06-05 20:01:30,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:30,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:30,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572834117] [2021-06-05 20:01:30,949 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572834117] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:30,949 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:30,949 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:30,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246141932] [2021-06-05 20:01:30,949 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:30,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:30,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:30,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:30,950 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) [2021-06-05 20:01:31,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:31,152 INFO L93 Difference]: Finished difference Result 39367 states and 116020 transitions. [2021-06-05 20:01:31,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-05 20:01:31,152 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 [2021-06-05 20:01:31,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:31,206 INFO L225 Difference]: With dead ends: 39367 [2021-06-05 20:01:31,206 INFO L226 Difference]: Without dead ends: 28262 [2021-06-05 20:01:31,206 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 29.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-05 20:01:31,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28262 states. [2021-06-05 20:01:31,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28262 to 28262. [2021-06-05 20:01:31,840 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) [2021-06-05 20:01:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28262 states to 28262 states and 83743 transitions. [2021-06-05 20:01:31,898 INFO L78 Accepts]: Start accepts. Automaton has 28262 states and 83743 transitions. Word has length 75 [2021-06-05 20:01:31,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:31,898 INFO L482 AbstractCegarLoop]: Abstraction has 28262 states and 83743 transitions. [2021-06-05 20:01:31,898 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) [2021-06-05 20:01:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 28262 states and 83743 transitions. [2021-06-05 20:01:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-06-05 20:01:31,922 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:31,922 INFO L554 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] [2021-06-05 20:01:31,922 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 20:01:31,922 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:31,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:31,923 INFO L82 PathProgramCache]: Analyzing trace with hash -885666674, now seen corresponding path program 1 times [2021-06-05 20:01:31,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:31,923 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244004865] [2021-06-05 20:01:31,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:32,016 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:32,016 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244004865] [2021-06-05 20:01:32,016 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244004865] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:32,016 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:32,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:32,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047004001] [2021-06-05 20:01:32,016 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:32,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:32,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:32,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:32,018 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) [2021-06-05 20:01:32,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:32,419 INFO L93 Difference]: Finished difference Result 66124 states and 196969 transitions. [2021-06-05 20:01:32,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:32,419 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 [2021-06-05 20:01:32,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:32,581 INFO L225 Difference]: With dead ends: 66124 [2021-06-05 20:01:32,581 INFO L226 Difference]: Without dead ends: 66124 [2021-06-05 20:01:32,581 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:32,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66124 states. [2021-06-05 20:01:33,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66124 to 30707. [2021-06-05 20:01:33,627 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) [2021-06-05 20:01:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30707 states to 30707 states and 90833 transitions. [2021-06-05 20:01:33,691 INFO L78 Accepts]: Start accepts. Automaton has 30707 states and 90833 transitions. Word has length 100 [2021-06-05 20:01:33,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:33,691 INFO L482 AbstractCegarLoop]: Abstraction has 30707 states and 90833 transitions. [2021-06-05 20:01:33,691 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) [2021-06-05 20:01:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30707 states and 90833 transitions. [2021-06-05 20:01:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-06-05 20:01:33,710 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:33,710 INFO L554 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] [2021-06-05 20:01:33,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 20:01:33,711 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:33,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:33,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1678958482, now seen corresponding path program 1 times [2021-06-05 20:01:33,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:33,711 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832280684] [2021-06-05 20:01:33,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:33,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:33,803 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:33,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832280684] [2021-06-05 20:01:33,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832280684] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:33,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:33,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:33,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689148720] [2021-06-05 20:01:33,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:33,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:33,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:33,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:33,806 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) [2021-06-05 20:01:34,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:34,014 INFO L93 Difference]: Finished difference Result 54691 states and 160597 transitions. [2021-06-05 20:01:34,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:34,014 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 [2021-06-05 20:01:34,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:34,114 INFO L225 Difference]: With dead ends: 54691 [2021-06-05 20:01:34,114 INFO L226 Difference]: Without dead ends: 54691 [2021-06-05 20:01:34,115 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:34,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54691 states. [2021-06-05 20:01:35,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54691 to 33182. [2021-06-05 20:01:35,088 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) [2021-06-05 20:01:35,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33182 states to 33182 states and 97978 transitions. [2021-06-05 20:01:35,151 INFO L78 Accepts]: Start accepts. Automaton has 33182 states and 97978 transitions. Word has length 100 [2021-06-05 20:01:35,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:35,151 INFO L482 AbstractCegarLoop]: Abstraction has 33182 states and 97978 transitions. [2021-06-05 20:01:35,151 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) [2021-06-05 20:01:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 33182 states and 97978 transitions. [2021-06-05 20:01:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-06-05 20:01:35,171 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:35,171 INFO L554 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] [2021-06-05 20:01:35,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 20:01:35,171 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:35,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:35,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1095694665, now seen corresponding path program 1 times [2021-06-05 20:01:35,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:35,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110497508] [2021-06-05 20:01:35,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:35,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:35,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:35,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110497508] [2021-06-05 20:01:35,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110497508] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:35,218 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:35,218 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 20:01:35,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977505860] [2021-06-05 20:01:35,218 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 20:01:35,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:35,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 20:01:35,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:01:35,219 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) [2021-06-05 20:01:35,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:35,250 INFO L93 Difference]: Finished difference Result 8305 states and 24189 transitions. [2021-06-05 20:01:35,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 20:01:35,251 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 [2021-06-05 20:01:35,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:35,251 INFO L225 Difference]: With dead ends: 8305 [2021-06-05 20:01:35,251 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 20:01:35,251 INFO L810 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 [2021-06-05 20:01:35,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 20:01:35,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 20:01:35,251 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) [2021-06-05 20:01:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 20:01:35,252 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2021-06-05 20:01:35,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:35,252 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 20:01:35,252 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) [2021-06-05 20:01:35,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 20:01:35,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 20:01:35,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 20:01:35,252 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/5) [2021-06-05 20:01:35,252 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-05 20:01:35,253 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:01:35,253 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:01:35,253 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:01:35,253 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:01:35,253 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:01:35,253 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:01:35,253 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:01:35,253 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_usb======== [2021-06-05 20:01:35,254 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-06-05 20:01:37,476 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:37,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:37,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 20:01:37,617 INFO L301 ceAbstractionStarter]: Result for error location thread_usb was SAFE (3/5) [2021-06-05 20:01:37,617 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-05 20:01:37,618 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:01:37,618 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:01:37,618 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:01:37,619 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:01:37,619 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:01:37,619 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:01:37,619 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:01:37,619 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_ath9kThread1of1ForFork1======== [2021-06-05 20:01:37,620 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-06-05 20:01:39,789 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-06-05 20:01:39,838 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:39,838 INFO L554 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] [2021-06-05 20:01:39,838 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:39,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:39,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1378845390, now seen corresponding path program 1 times [2021-06-05 20:01:39,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:39,839 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177319361] [2021-06-05 20:01:39,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:39,951 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:39,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177319361] [2021-06-05 20:01:39,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177319361] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:39,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:39,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:39,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052368027] [2021-06-05 20:01:39,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:39,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:39,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:39,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:39,999 INFO L87 Difference]: Start difference. First operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:40,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:40,471 INFO L93 Difference]: Finished difference Result 109280 states and 331618 transitions. [2021-06-05 20:01:40,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 20:01:40,472 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 [2021-06-05 20:01:40,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:40,648 INFO L225 Difference]: With dead ends: 109280 [2021-06-05 20:01:40,648 INFO L226 Difference]: Without dead ends: 88773 [2021-06-05 20:01:40,648 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-05 20:01:41,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88773 states. [2021-06-05 20:01:41,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88773 to 35589. [2021-06-05 20:01:41,940 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) [2021-06-05 20:01:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 35589 states and 108493 transitions. [2021-06-05 20:01:42,026 INFO L78 Accepts]: Start accepts. Automaton has 35589 states and 108493 transitions. Word has length 70 [2021-06-05 20:01:42,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:42,027 INFO L482 AbstractCegarLoop]: Abstraction has 35589 states and 108493 transitions. [2021-06-05 20:01:42,027 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) [2021-06-05 20:01:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35589 states and 108493 transitions. [2021-06-05 20:01:42,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-06-05 20:01:42,039 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:42,039 INFO L554 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] [2021-06-05 20:01:42,039 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 20:01:42,039 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:42,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:42,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1544031044, now seen corresponding path program 1 times [2021-06-05 20:01:42,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:42,040 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860290972] [2021-06-05 20:01:42,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:42,111 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:42,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860290972] [2021-06-05 20:01:42,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860290972] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:42,111 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:42,111 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:42,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343760755] [2021-06-05 20:01:42,112 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:42,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:42,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:42,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:42,114 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) [2021-06-05 20:01:42,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:42,434 INFO L93 Difference]: Finished difference Result 84321 states and 258445 transitions. [2021-06-05 20:01:42,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:42,436 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 [2021-06-05 20:01:42,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:42,589 INFO L225 Difference]: With dead ends: 84321 [2021-06-05 20:01:42,589 INFO L226 Difference]: Without dead ends: 84321 [2021-06-05 20:01:42,590 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:42,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84321 states. [2021-06-05 20:01:43,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84321 to 38969. [2021-06-05 20:01:43,753 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) [2021-06-05 20:01:43,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38969 states to 38969 states and 118563 transitions. [2021-06-05 20:01:43,849 INFO L78 Accepts]: Start accepts. Automaton has 38969 states and 118563 transitions. Word has length 85 [2021-06-05 20:01:43,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:43,849 INFO L482 AbstractCegarLoop]: Abstraction has 38969 states and 118563 transitions. [2021-06-05 20:01:43,849 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) [2021-06-05 20:01:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 38969 states and 118563 transitions. [2021-06-05 20:01:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-06-05 20:01:43,861 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:43,861 INFO L554 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] [2021-06-05 20:01:43,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 20:01:43,865 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:43,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:43,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1379710756, now seen corresponding path program 1 times [2021-06-05 20:01:43,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:43,865 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468861828] [2021-06-05 20:01:43,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:43,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:43,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468861828] [2021-06-05 20:01:43,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468861828] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:43,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:43,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:43,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052726038] [2021-06-05 20:01:43,942 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:43,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:43,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:43,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:43,943 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) [2021-06-05 20:01:44,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:44,436 INFO L93 Difference]: Finished difference Result 69105 states and 208338 transitions. [2021-06-05 20:01:44,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:44,436 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 [2021-06-05 20:01:44,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:44,557 INFO L225 Difference]: With dead ends: 69105 [2021-06-05 20:01:44,557 INFO L226 Difference]: Without dead ends: 69105 [2021-06-05 20:01:44,557 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 25.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:44,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69105 states. [2021-06-05 20:01:45,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69105 to 41849. [2021-06-05 20:01:45,586 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) [2021-06-05 20:01:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41849 states to 41849 states and 127363 transitions. [2021-06-05 20:01:45,679 INFO L78 Accepts]: Start accepts. Automaton has 41849 states and 127363 transitions. Word has length 85 [2021-06-05 20:01:45,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:45,680 INFO L482 AbstractCegarLoop]: Abstraction has 41849 states and 127363 transitions. [2021-06-05 20:01:45,680 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) [2021-06-05 20:01:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 41849 states and 127363 transitions. [2021-06-05 20:01:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-06-05 20:01:45,700 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:45,701 INFO L554 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] [2021-06-05 20:01:45,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 20:01:45,701 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:01:45,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:45,701 INFO L82 PathProgramCache]: Analyzing trace with hash -2099403457, now seen corresponding path program 1 times [2021-06-05 20:01:45,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:45,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380025877] [2021-06-05 20:01:45,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:45,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:45,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380025877] [2021-06-05 20:01:45,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380025877] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:45,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:45,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 20:01:45,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979248250] [2021-06-05 20:01:45,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 20:01:45,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:45,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 20:01:45,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:01:45,866 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) [2021-06-05 20:01:45,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:45,935 INFO L93 Difference]: Finished difference Result 12228 states and 35849 transitions. [2021-06-05 20:01:45,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 20:01:45,936 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 [2021-06-05 20:01:45,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:45,936 INFO L225 Difference]: With dead ends: 12228 [2021-06-05 20:01:45,936 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 20:01:45,936 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 76.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:01:45,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 20:01:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 20:01:45,937 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) [2021-06-05 20:01:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 20:01:45,937 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2021-06-05 20:01:45,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:45,937 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 20:01:45,937 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) [2021-06-05 20:01:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 20:01:45,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 20:01:45,937 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 20:01:45,937 INFO L301 ceAbstractionStarter]: Result for error location thread_ath9kThread1of1ForFork1 was SAFE (4/5) [2021-06-05 20:01:45,938 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-05 20:01:45,938 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:01:45,938 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:01:45,938 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:01:45,938 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:01:45,938 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:01:45,938 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:01:45,939 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:01:45,939 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread_usbThread1of1ForFork0======== [2021-06-05 20:01:45,940 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 256 places, 290 transitions, 622 flow [2021-06-05 20:01:48,134 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:48,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-06-05 20:01:48,190 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:48,190 INFO L554 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] [2021-06-05 20:01:48,192 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:48,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:48,192 INFO L82 PathProgramCache]: Analyzing trace with hash 275060909, now seen corresponding path program 1 times [2021-06-05 20:01:48,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:48,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246979758] [2021-06-05 20:01:48,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:48,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:48,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246979758] [2021-06-05 20:01:48,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246979758] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:48,257 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:48,257 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 20:01:48,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462226999] [2021-06-05 20:01:48,258 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 20:01:48,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:48,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 20:01:48,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 20:01:48,322 INFO L87 Difference]: Start difference. First operand has 43664 states, 43625 states have (on average 3.254922636103152) internal successors, (141996), 43663 states have internal predecessors, (141996), 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) [2021-06-05 20:01:48,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:48,784 INFO L93 Difference]: Finished difference Result 39780 states and 121289 transitions. [2021-06-05 20:01:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 20:01:48,784 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 [2021-06-05 20:01:48,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:48,846 INFO L225 Difference]: With dead ends: 39780 [2021-06-05 20:01:48,846 INFO L226 Difference]: Without dead ends: 37024 [2021-06-05 20:01:48,846 INFO L810 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 [2021-06-05 20:01:49,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37024 states. [2021-06-05 20:01:49,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37024 to 37024. [2021-06-05 20:01:49,407 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) [2021-06-05 20:01:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37024 states to 37024 states and 113626 transitions. [2021-06-05 20:01:49,484 INFO L78 Accepts]: Start accepts. Automaton has 37024 states and 113626 transitions. Word has length 46 [2021-06-05 20:01:49,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:49,484 INFO L482 AbstractCegarLoop]: Abstraction has 37024 states and 113626 transitions. [2021-06-05 20:01:49,484 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) [2021-06-05 20:01:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 37024 states and 113626 transitions. [2021-06-05 20:01:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-06-05 20:01:49,485 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:49,485 INFO L554 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] [2021-06-05 20:01:49,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 20:01:49,485 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:49,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:49,486 INFO L82 PathProgramCache]: Analyzing trace with hash 645251777, now seen corresponding path program 1 times [2021-06-05 20:01:49,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:49,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989210611] [2021-06-05 20:01:49,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:49,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:49,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989210611] [2021-06-05 20:01:49,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989210611] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:49,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:49,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:49,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090842734] [2021-06-05 20:01:49,573 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:49,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:49,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:49,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:49,574 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) [2021-06-05 20:01:50,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:50,069 INFO L93 Difference]: Finished difference Result 77548 states and 237387 transitions. [2021-06-05 20:01:50,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 20:01:50,070 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 [2021-06-05 20:01:50,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:50,204 INFO L225 Difference]: With dead ends: 77548 [2021-06-05 20:01:50,204 INFO L226 Difference]: Without dead ends: 71840 [2021-06-05 20:01:50,204 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 23.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-05 20:01:50,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71840 states. [2021-06-05 20:01:51,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71840 to 37306. [2021-06-05 20:01:51,289 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) [2021-06-05 20:01:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37306 states to 37306 states and 113815 transitions. [2021-06-05 20:01:51,365 INFO L78 Accepts]: Start accepts. Automaton has 37306 states and 113815 transitions. Word has length 54 [2021-06-05 20:01:51,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:51,365 INFO L482 AbstractCegarLoop]: Abstraction has 37306 states and 113815 transitions. [2021-06-05 20:01:51,365 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) [2021-06-05 20:01:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37306 states and 113815 transitions. [2021-06-05 20:01:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-06-05 20:01:51,375 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:51,375 INFO L554 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] [2021-06-05 20:01:51,375 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 20:01:51,376 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:51,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:51,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1436544201, now seen corresponding path program 1 times [2021-06-05 20:01:51,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:51,376 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908923453] [2021-06-05 20:01:51,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:51,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:51,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908923453] [2021-06-05 20:01:51,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908923453] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:51,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:51,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:51,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632884387] [2021-06-05 20:01:51,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:51,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:51,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:51,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:51,429 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) [2021-06-05 20:01:51,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:51,714 INFO L93 Difference]: Finished difference Result 86166 states and 263951 transitions. [2021-06-05 20:01:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:51,715 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 [2021-06-05 20:01:51,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:51,877 INFO L225 Difference]: With dead ends: 86166 [2021-06-05 20:01:51,877 INFO L226 Difference]: Without dead ends: 86166 [2021-06-05 20:01:51,878 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:52,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86166 states. [2021-06-05 20:01:53,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86166 to 40606. [2021-06-05 20:01:53,427 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) [2021-06-05 20:01:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40606 states to 40606 states and 123665 transitions. [2021-06-05 20:01:53,946 INFO L78 Accepts]: Start accepts. Automaton has 40606 states and 123665 transitions. Word has length 85 [2021-06-05 20:01:53,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:53,951 INFO L482 AbstractCegarLoop]: Abstraction has 40606 states and 123665 transitions. [2021-06-05 20:01:53,951 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) [2021-06-05 20:01:53,951 INFO L276 IsEmpty]: Start isEmpty. Operand 40606 states and 123665 transitions. [2021-06-05 20:01:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-06-05 20:01:53,969 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:53,969 INFO L554 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] [2021-06-05 20:01:53,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 20:01:53,970 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:53,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:53,997 INFO L82 PathProgramCache]: Analyzing trace with hash 2059461463, now seen corresponding path program 1 times [2021-06-05 20:01:53,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:53,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520311319] [2021-06-05 20:01:53,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:54,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:54,042 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:54,042 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520311319] [2021-06-05 20:01:54,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520311319] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:54,042 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:54,042 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:54,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050086486] [2021-06-05 20:01:54,042 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:54,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:54,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:54,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:54,043 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) [2021-06-05 20:01:54,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:54,328 INFO L93 Difference]: Finished difference Result 71966 states and 216911 transitions. [2021-06-05 20:01:54,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:01:54,329 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 [2021-06-05 20:01:54,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:54,460 INFO L225 Difference]: With dead ends: 71966 [2021-06-05 20:01:54,460 INFO L226 Difference]: Without dead ends: 71966 [2021-06-05 20:01:54,462 INFO L810 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 [2021-06-05 20:01:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71966 states. [2021-06-05 20:01:55,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71966 to 43411. [2021-06-05 20:01:55,674 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) [2021-06-05 20:01:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43411 states to 43411 states and 132305 transitions. [2021-06-05 20:01:55,766 INFO L78 Accepts]: Start accepts. Automaton has 43411 states and 132305 transitions. Word has length 85 [2021-06-05 20:01:55,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:55,767 INFO L482 AbstractCegarLoop]: Abstraction has 43411 states and 132305 transitions. [2021-06-05 20:01:55,767 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) [2021-06-05 20:01:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 43411 states and 132305 transitions. [2021-06-05 20:01:55,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-06-05 20:01:55,780 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:55,780 INFO L554 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] [2021-06-05 20:01:55,780 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 20:01:55,780 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:55,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:55,781 INFO L82 PathProgramCache]: Analyzing trace with hash -149417756, now seen corresponding path program 1 times [2021-06-05 20:01:55,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:55,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676414315] [2021-06-05 20:01:55,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:01:55,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:55,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676414315] [2021-06-05 20:01:55,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676414315] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:55,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:55,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 20:01:55,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813465910] [2021-06-05 20:01:55,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 20:01:55,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:55,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 20:01:55,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:01:55,833 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) [2021-06-05 20:01:55,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:55,907 INFO L93 Difference]: Finished difference Result 13156 states and 38607 transitions. [2021-06-05 20:01:55,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 20:01:55,925 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 [2021-06-05 20:01:55,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:55,967 INFO L225 Difference]: With dead ends: 13156 [2021-06-05 20:01:55,968 INFO L226 Difference]: Without dead ends: 11444 [2021-06-05 20:01:55,968 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:01:56,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11444 states. [2021-06-05 20:01:56,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11444 to 11444. [2021-06-05 20:01:56,168 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) [2021-06-05 20:01:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11444 states to 11444 states and 34171 transitions. [2021-06-05 20:01:56,191 INFO L78 Accepts]: Start accepts. Automaton has 11444 states and 34171 transitions. Word has length 90 [2021-06-05 20:01:56,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:56,191 INFO L482 AbstractCegarLoop]: Abstraction has 11444 states and 34171 transitions. [2021-06-05 20:01:56,191 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) [2021-06-05 20:01:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 11444 states and 34171 transitions. [2021-06-05 20:01:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-05 20:01:56,205 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:01:56,205 INFO L554 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] [2021-06-05 20:01:56,205 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 20:01:56,205 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbThread1of1ForFork0Err2INUSE_VIOLATION]=== [2021-06-05 20:01:56,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:01:56,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1564460421, now seen corresponding path program 1 times [2021-06-05 20:01:56,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:01:56,205 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990482489] [2021-06-05 20:01:56,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:01:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:01:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-05 20:01:56,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:01:56,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990482489] [2021-06-05 20:01:56,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990482489] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:01:56,295 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:01:56,295 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:01:56,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480845541] [2021-06-05 20:01:56,295 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:01:56,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:01:56,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:01:56,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:01:56,296 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) [2021-06-05 20:01:56,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:01:56,422 INFO L93 Difference]: Finished difference Result 30500 states and 91828 transitions. [2021-06-05 20:01:56,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 20:01:56,422 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 [2021-06-05 20:01:56,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:01:56,422 INFO L225 Difference]: With dead ends: 30500 [2021-06-05 20:01:56,422 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 20:01:56,423 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 20:01:56,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 20:01:56,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 20:01:56,423 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) [2021-06-05 20:01:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 20:01:56,423 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2021-06-05 20:01:56,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:01:56,423 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 20:01:56,423 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) [2021-06-05 20:01:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 20:01:56,424 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 20:01:56,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 20:01:56,424 INFO L301 ceAbstractionStarter]: Result for error location thread_usbThread1of1ForFork0 was SAFE (5/5) [2021-06-05 20:01:56,424 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 20:01:56,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 08:01:56 BasicIcfg [2021-06-05 20:01:56,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 20:01:56,427 INFO L168 Benchmark]: Toolchain (without parser) took 38724.55 ms. Allocated memory was 333.4 MB in the beginning and 12.8 GB in the end (delta: 12.4 GB). Free memory was 293.3 MB in the beginning and 9.8 GB in the end (delta: -9.5 GB). Peak memory consumption was 3.0 GB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,427 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 333.4 MB. Free memory is still 313.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 20:01:56,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1181.89 ms. Allocated memory is still 333.4 MB. Free memory was 293.1 MB in the beginning and 267.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.14 ms. Allocated memory is still 333.4 MB. Free memory was 267.4 MB in the beginning and 264.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,430 INFO L168 Benchmark]: Boogie Preprocessor took 62.96 ms. Allocated memory is still 333.4 MB. Free memory was 264.3 MB in the beginning and 261.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,431 INFO L168 Benchmark]: RCFGBuilder took 994.67 ms. Allocated memory is still 333.4 MB. Free memory was 261.1 MB in the beginning and 208.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,432 INFO L168 Benchmark]: TraceAbstraction took 36395.65 ms. Allocated memory was 333.4 MB in the beginning and 12.8 GB in the end (delta: 12.4 GB). Free memory was 207.7 MB in the beginning and 9.8 GB in the end (delta: -9.6 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. [2021-06-05 20:01:56,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 333.4 MB. Free memory is still 313.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1181.89 ms. Allocated memory is still 333.4 MB. Free memory was 293.1 MB in the beginning and 267.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 76.14 ms. Allocated memory is still 333.4 MB. Free memory was 267.4 MB in the beginning and 264.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 62.96 ms. Allocated memory is still 333.4 MB. Free memory was 264.3 MB in the beginning and 261.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 994.67 ms. Allocated memory is still 333.4 MB. Free memory was 261.1 MB in the beginning and 208.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 36395.65 ms. Allocated memory was 333.4 MB in the beginning and 12.8 GB in the end (delta: 12.4 GB). Free memory was 207.7 MB in the beginning and 9.8 GB in the end (delta: -9.6 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_ath9k with 1 thread instances CFG has 5 procedures, 279 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3541.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 612.6ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2925.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43664occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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: 11433.7ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 142.0ms, AutomataDifference: 2719.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2472.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1638 SDtfs, 2364 SDslu, 3245 SDs, 0 SdLazy, 164 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 133.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 202.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43664occurred 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: 5154.5ms AutomataMinimizationTime, 6 MinimizatonAttempts, 69438 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 30.0ms SsaConstructionTime, 96.5ms SatisfiabilityAnalysisTime, 583.5ms 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_usb with 1 thread instances CFG has 5 procedures, 279 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2364.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 140.3ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2223.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43664occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: 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: 8318.8ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 92.2ms, AutomataDifference: 1858.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2170.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1514 SDtfs, 1652 SDslu, 3107 SDs, 0 SdLazy, 125 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 156.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43664occurred 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: 3759.3ms AutomataMinimizationTime, 4 MinimizatonAttempts, 125792 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.3ms SsaConstructionTime, 28.0ms SatisfiabilityAnalysisTime, 342.8ms 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: 10485.3ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 110.7ms, AutomataDifference: 2365.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2195.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1865 SDtfs, 1657 SDslu, 3353 SDs, 0 SdLazy, 145 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 248.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 86.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43664occurred 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: 5392.6ms AutomataMinimizationTime, 6 MinimizatonAttempts, 108649 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.0ms SsaConstructionTime, 55.7ms SatisfiabilityAnalysisTime, 211.4ms 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...