/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 10:43:06,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 10:43:06,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 10:43:06,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 10:43:06,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 10:43:06,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 10:43:06,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 10:43:06,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 10:43:06,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 10:43:06,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 10:43:06,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 10:43:06,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 10:43:06,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 10:43:06,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 10:43:06,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 10:43:06,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 10:43:06,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 10:43:06,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 10:43:06,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 10:43:06,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 10:43:06,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 10:43:06,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 10:43:06,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 10:43:06,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 10:43:06,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 10:43:06,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 10:43:06,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 10:43:06,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 10:43:06,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 10:43:06,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 10:43:06,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 10:43:06,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 10:43:06,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 10:43:06,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 10:43:06,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 10:43:06,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 10:43:06,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 10:43:06,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 10:43:06,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 10:43:06,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 10:43:06,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 10:43:06,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 10:43:06,623 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 10:43:06,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 10:43:06,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 10:43:06,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 10:43:06,628 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 10:43:06,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 10:43:06,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 10:43:06,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 10:43:06,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 10:43:06,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 10:43:06,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 10:43:06,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 10:43:06,631 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 10:43:06,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 10:43:06,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 10:43:06,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 10:43:06,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 10:43:06,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 10:43:06,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:43:06,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 10:43:06,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 10:43:06,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 10:43:06,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 10:43:06,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 10:43:06,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 10:43:06,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 10:43:06,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 10:43:06,634 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 10:43:07,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 10:43:07,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 10:43:07,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 10:43:07,090 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 10:43:07,091 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 10:43:07,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-27 10:43:07,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d609efdc3/9dcc888c125f46b08299c89692442fa7/FLAGaa0c6ee73 [2020-10-27 10:43:08,256 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 10:43:08,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-27 10:43:08,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d609efdc3/9dcc888c125f46b08299c89692442fa7/FLAGaa0c6ee73 [2020-10-27 10:43:08,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d609efdc3/9dcc888c125f46b08299c89692442fa7 [2020-10-27 10:43:08,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 10:43:08,712 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 10:43:08,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 10:43:08,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 10:43:08,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 10:43:08,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:43:08" (1/1) ... [2020-10-27 10:43:08,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64422fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:08, skipping insertion in model container [2020-10-27 10:43:08,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:43:08" (1/1) ... [2020-10-27 10:43:08,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 10:43:08,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 10:43:09,412 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2020-10-27 10:43:09,413 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2020-10-27 10:43:10,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:43:10,692 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 10:43:10,905 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2020-10-27 10:43:10,905 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2020-10-27 10:43:11,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:43:11,714 INFO L208 MainTranslator]: Completed translation [2020-10-27 10:43:11,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11 WrapperNode [2020-10-27 10:43:11,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 10:43:11,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 10:43:11,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 10:43:11,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 10:43:11,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:11,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:11,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:11,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:12,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:12,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:12,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... [2020-10-27 10:43:12,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 10:43:12,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 10:43:12,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 10:43:12,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 10:43:12,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:43:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 10:43:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 10:43:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 10:43:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 10:43:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 10:43:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 10:43:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 10:43:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 10:43:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-27 10:43:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2020-10-27 10:43:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2020-10-27 10:43:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 10:43:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 10:43:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2020-10-27 10:43:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_get [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-27 10:43:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-27 10:43:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-27 10:43:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-27 10:43:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-27 10:43:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2020-10-27 10:43:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-27 10:43:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interface_claimed [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-27 10:43:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-27 10:43:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-27 10:43:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2020-10-27 10:43:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2020-10-27 10:43:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_get_by_index [2020-10-27 10:43:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_alloc_minor [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_alloc [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2020-10-27 10:43:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_caps [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_codes [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_rel_date [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2020-10-27 10:43:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_process_read_urb [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_bulk [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2020-10-27 10:43:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_open [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_activate [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2020-10-27 10:43:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_close [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2020-10-27 10:43:12,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_info [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_info [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_serial_change [2020-10-27 10:43:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_usage [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_alloc [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_probe [2020-10-27 10:43:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_suspend [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_reset_resume [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_init [2020-10-27 10:43:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_exit [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_3 [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_1 [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-27 10:43:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 10:43:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-27 10:43:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 10:43:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 10:43:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 10:43:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_19 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_23 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_24 [2020-10-27 10:43:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_25 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_26 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_27 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_28 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_30 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_31 [2020-10-27 10:43:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-27 10:43:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 10:43:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-27 10:43:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-27 10:43:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 10:43:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 10:43:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2020-10-27 10:43:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2020-10-27 10:43:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_standard_install [2020-10-27 10:43:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-27 10:43:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-27 10:43:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2020-10-27 10:43:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-27 10:43:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 10:43:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 10:43:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 10:43:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 10:43:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 10:43:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 10:43:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 10:43:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 10:43:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 10:43:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 10:43:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-27 10:43:12,348 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 10:43:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 10:43:12,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2020-10-27 10:43:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-27 10:43:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 10:43:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 10:43:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 10:43:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 10:43:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-27 10:43:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_3 [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_1 [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-27 10:43:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-27 10:43:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_standard_install [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2020-10-27 10:43:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_get [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2020-10-27 10:43:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-27 10:43:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2020-10-27 10:43:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 10:43:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-27 10:43:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2020-10-27 10:43:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2020-10-27 10:43:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2020-10-27 10:43:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2020-10-27 10:43:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2020-10-27 10:43:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interface_claimed [2020-10-27 10:43:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_30 [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_31 [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-27 10:43:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_25 [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_27 [2020-10-27 10:43:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_28 [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_19 [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2020-10-27 10:43:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_23 [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_24 [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_26 [2020-10-27 10:43:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure acm_get_by_index [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure acm_alloc_minor [2020-10-27 10:43:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_alloc [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure show_caps [2020-10-27 10:43:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_codes [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_rel_date [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure acm_process_read_urb [2020-10-27 10:43:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_bulk [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_open [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_activate [2020-10-27 10:43:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_close [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2020-10-27 10:43:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_info [2020-10-27 10:43:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_info [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure wait_serial_change [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_usage [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2020-10-27 10:43:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_alloc [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_probe [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_suspend [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_reset_resume [2020-10-27 10:43:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_init [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure acm_exit [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-27 10:43:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 10:43:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 10:43:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 10:43:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 10:43:14,848 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 10:43:39,771 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 10:43:39,771 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 10:43:39,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:43:39 BoogieIcfgContainer [2020-10-27 10:43:39,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 10:43:39,778 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 10:43:39,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 10:43:39,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 10:43:39,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:43:08" (1/3) ... [2020-10-27 10:43:39,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510b07bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:43:39, skipping insertion in model container [2020-10-27 10:43:39,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:43:11" (2/3) ... [2020-10-27 10:43:39,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510b07bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:43:39, skipping insertion in model container [2020-10-27 10:43:39,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:43:39" (3/3) ... [2020-10-27 10:43:39,785 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-27 10:43:39,796 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 10:43:39,803 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 10:43:39,816 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 10:43:39,850 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 10:43:39,850 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 10:43:39,850 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 10:43:39,850 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 10:43:39,850 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 10:43:39,851 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 10:43:39,851 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 10:43:39,851 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 10:43:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states. [2020-10-27 10:43:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 10:43:39,935 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 10:43:39,936 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 10:43:39,937 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 10:43:39,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 10:43:39,943 INFO L82 PathProgramCache]: Analyzing trace with hash 307673633, now seen corresponding path program 1 times [2020-10-27 10:43:39,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 10:43:39,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [907737533] [2020-10-27 10:43:39,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 10:43:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:43:41,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:43:41,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:43:42,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:43:49,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:43:49,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 10:43:49,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 10:43:49,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8619 [2020-10-27 10:43:49,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:43:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 10:43:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-27 10:43:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 10:43:49,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 10:44:15,885 WARN L193 SmtUtils]: Spent 25.81 s on a formula simplification that was a NOOP. DAG size: 1498 [2020-10-27 10:44:15,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:44:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:15,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:44:21,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5125 [2020-10-27 10:44:21,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:44:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 10:44:21,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 10:44:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 10:44:21,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 10:44:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 10:44:21,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 10:44:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:44:21,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 10:44:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:44:21,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 10:44:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:44:21,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 10:44:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:44:21,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 10:44:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 10:44:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 10:44:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 10:44:21,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 10:44:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 10:44:21,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 10:44:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 10:44:21,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 10:44:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 10:44:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 10:44:21,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 10:44:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:44:21,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 10:44:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:44:21,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 10:44:21,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 10:44:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 10:44:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 10:44:21,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:44:21,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 10:44:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:44:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 10:44:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:44:21,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:44:21,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:44:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:21,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 10:44:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:21,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:21,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:44:21,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:21,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 10:44:21,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:21,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:21,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:44:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:21,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:44:21,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 10:44:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:44:21,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:44:22,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:44:22,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:44:22,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:44:22,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:44:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-27 10:44:22,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [907737533] [2020-10-27 10:44:22,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 10:44:22,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 10:44:22,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639956641] [2020-10-27 10:44:22,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 10:44:22,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 10:44:22,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 10:44:22,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 10:44:22,156 INFO L87 Difference]: Start difference. First operand 2016 states. Second operand 7 states. [2020-10-27 10:44:48,050 WARN L193 SmtUtils]: Spent 25.82 s on a formula simplification that was a NOOP. DAG size: 1501 [2020-10-27 10:45:25,711 WARN L193 SmtUtils]: Spent 25.97 s on a formula simplification that was a NOOP. DAG size: 1504 [2020-10-27 10:45:52,004 WARN L193 SmtUtils]: Spent 26.18 s on a formula simplification that was a NOOP. DAG size: 1506