/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 [2020-10-28 23:59:14,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 23:59:14,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 23:59:14,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 23:59:14,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 23:59:14,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 23:59:14,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 23:59:14,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 23:59:14,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 23:59:14,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 23:59:14,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 23:59:14,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 23:59:14,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 23:59:14,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 23:59:14,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 23:59:14,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 23:59:14,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 23:59:14,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 23:59:14,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 23:59:14,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 23:59:14,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 23:59:14,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 23:59:14,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 23:59:14,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 23:59:14,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 23:59:14,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 23:59:14,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 23:59:14,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 23:59:14,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 23:59:14,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 23:59:14,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 23:59:14,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 23:59:14,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 23:59:14,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 23:59:14,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 23:59:14,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 23:59:14,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 23:59:14,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 23:59:14,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 23:59:14,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 23:59:14,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 23:59:14,187 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 [2020-10-28 23:59:14,274 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 23:59:14,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 23:59:14,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 23:59:14,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 23:59:14,276 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 23:59:14,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 23:59:14,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 23:59:14,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 23:59:14,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 23:59:14,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 23:59:14,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 23:59:14,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 23:59:14,279 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 23:59:14,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 23:59:14,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 23:59:14,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 23:59:14,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 23:59:14,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 23:59:14,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 23:59:14,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 23:59:14,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 23:59:14,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 23:59:14,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 23:59:14,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 23:59:14,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 23:59:14,283 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 23:59:14,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 23:59:14,284 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 23:59:14,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 23:59:14,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 23:59:14,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 23:59:14,744 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 23:59:14,745 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 23:59:14,746 INFO L432 ainManager$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 [2020-10-28 23:59:14,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fd26673/5c5841aba4d04371ac8acad5e53f20d0/FLAG029ee9e53 [2020-10-28 23:59:15,914 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 23:59:15,915 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 [2020-10-28 23:59:15,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fd26673/5c5841aba4d04371ac8acad5e53f20d0/FLAG029ee9e53 [2020-10-28 23:59:15,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fd26673/5c5841aba4d04371ac8acad5e53f20d0 [2020-10-28 23:59:16,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 23:59:16,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 23:59:16,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 23:59:16,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 23:59:16,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 23:59:16,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:59:15" (1/1) ... [2020-10-28 23:59:16,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2657fee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:16, skipping insertion in model container [2020-10-28 23:59:16,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:59:15" (1/1) ... [2020-10-28 23:59:16,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 23:59:16,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 23:59:16,755 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2020-10-28 23:59:16,756 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] [2020-10-28 23:59:18,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:59:18,391 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 23:59:18,546 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2020-10-28 23:59:18,546 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] [2020-10-28 23:59:18,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:59:19,341 INFO L208 MainTranslator]: Completed translation [2020-10-28 23:59:19,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19 WrapperNode [2020-10-28 23:59:19,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 23:59:19,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 23:59:19,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 23:59:19,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 23:59:19,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (1/1) ... [2020-10-28 23:59:19,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 23:59:19,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 23:59:19,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 23:59:19,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 23:59:19,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (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 [2020-10-28 23:59:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 23:59:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-28 23:59:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-28 23:59:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 23:59:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 23:59:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 23:59:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_get [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-28 23:59:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2020-10-28 23:59:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2020-10-28 23:59:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interface_claimed [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-28 23:59:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_get_by_index [2020-10-28 23:59:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_alloc_minor [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_alloc [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2020-10-28 23:59:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure show_caps [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_codes [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_rel_date [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2020-10-28 23:59:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_process_read_urb [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_bulk [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_open [2020-10-28 23:59:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_activate [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2020-10-28 23:59:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_close [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2020-10-28 23:59:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_info [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_info [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_serial_change [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_usage [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2020-10-28 23:59:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_alloc [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_probe [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2020-10-28 23:59:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_suspend [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_reset_resume [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_init [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_exit [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-28 23:59:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_3 [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_1 [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 23:59:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_19 [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2020-10-28 23:59:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_23 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_24 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_25 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_26 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_27 [2020-10-28 23:59:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_28 [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_30 [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_31 [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-28 23:59:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 23:59:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 23:59:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 23:59:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-28 23:59:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-28 23:59:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-28 23:59:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2020-10-28 23:59:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_standard_install [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-28 23:59:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2020-10-28 23:59:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2020-10-28 23:59:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 23:59:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 23:59:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 23:59:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 23:59:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 23:59:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 23:59:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-28 23:59:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2020-10-28 23:59:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 23:59:19,925 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-28 23:59:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-28 23:59:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 23:59:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 23:59:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 23:59:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 23:59:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_3 [2020-10-28 23:59:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_1 [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 23:59:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2020-10-28 23:59:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_standard_install [2020-10-28 23:59:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_get [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2020-10-28 23:59:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-28 23:59:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-28 23:59:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 23:59:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-28 23:59:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2020-10-28 23:59:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interface_claimed [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2020-10-28 23:59:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-28 23:59:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 23:59:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_30 [2020-10-28 23:59:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 23:59:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_31 [2020-10-28 23:59:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_25 [2020-10-28 23:59:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_27 [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_28 [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_19 [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2020-10-28 23:59:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_23 [2020-10-28 23:59:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_24 [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_26 [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2020-10-28 23:59:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure acm_get_by_index [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_alloc_minor [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_alloc [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2020-10-28 23:59:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure show_caps [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_codes [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_rel_date [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2020-10-28 23:59:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_process_read_urb [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_bulk [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_open [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2020-10-28 23:59:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_activate [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_close [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write [2020-10-28 23:59:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_info [2020-10-28 23:59:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_info [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure wait_serial_change [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_usage [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2020-10-28 23:59:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_alloc [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_probe [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_suspend [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2020-10-28 23:59:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure acm_reset_resume [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure acm_init [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure acm_exit [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-28 23:59:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 23:59:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 23:59:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 23:59:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 23:59:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 23:59:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 23:59:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 23:59:21,608 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 23:59:48,313 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 23:59:48,313 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 23:59:48,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:59:48 BoogieIcfgContainer [2020-10-28 23:59:48,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 23:59:48,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 23:59:48,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 23:59:48,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 23:59:48,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:59:15" (1/3) ... [2020-10-28 23:59:48,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdce678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:59:48, skipping insertion in model container [2020-10-28 23:59:48,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:59:19" (2/3) ... [2020-10-28 23:59:48,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdce678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:59:48, skipping insertion in model container [2020-10-28 23:59:48,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:59:48" (3/3) ... [2020-10-28 23:59:48,330 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 [2020-10-28 23:59:48,343 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 23:59:48,350 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 23:59:48,364 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 23:59:48,411 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 23:59:48,411 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 23:59:48,411 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 23:59:48,412 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 23:59:48,412 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 23:59:48,412 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 23:59:48,412 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 23:59:48,412 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 23:59:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states. [2020-10-28 23:59:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-28 23:59:48,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:59:48,511 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] [2020-10-28 23:59:48,511 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:59:48,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:59:48,517 INFO L82 PathProgramCache]: Analyzing trace with hash 307673633, now seen corresponding path program 1 times [2020-10-28 23:59:48,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:59:48,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [701094834] [2020-10-28 23:59:48,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:59:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:59:50,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:59:50,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:59:51,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:59:58,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:59:58,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-28 23:59:58,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 23:59:58,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9186 [2020-10-28 23:59:58,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:59:58,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:59:58,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:59:58,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-28 23:59:58,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 23:59:58,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 00:00:12,691 WARN L193 SmtUtils]: Spent 13.32 s on a formula simplification that was a NOOP. DAG size: 1498 [2020-10-29 00:00:12,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 00:00:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:12,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:17,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:17,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 00:00:17,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:17,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-29 00:00:17,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:17,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:17,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 00:00:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 00:00:18,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 00:00:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 00:00:18,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 00:00:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 00:00:18,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 00:00:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 00:00:18,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 00:00:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 00:00:18,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 00:00:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 00:00:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 00:00:18,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 00:00:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 00:00:18,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 00:00:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 00:00:18,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 00:00:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 00:00:18,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 00:00:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 00:00:18,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 00:00:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 00:00:18,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 00:00:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 00:00:18,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 00:00:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 00:00:18,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 00:00:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 00:00:18,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 00:00:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 00:00:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 00:00:18,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 00:00:18,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 00:00:18,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 00:00:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 00:00:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 00:00:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 00:00:18,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 00:00:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 00:00:18,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 00:00:18,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 00:00:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-29 00:00:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 00:00:18,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 00:00:18,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 00:00:18,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 00:00:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 00:00:18,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 00:00:18,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 00:00:18,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 00:00:18,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 00:00:18,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 00:00:18,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 00:00:18,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 00:00:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 00:00:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 00:00:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 00:00:18,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 00:00:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-29 00:00:18,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [701094834] [2020-10-29 00:00:18,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 00:00:18,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 00:00:18,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174135766] [2020-10-29 00:00:18,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 00:00:18,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 00:00:18,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 00:00:18,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 00:00:18,785 INFO L87 Difference]: Start difference. First operand 2016 states. Second operand 6 states. [2020-10-29 00:00:32,388 WARN L193 SmtUtils]: Spent 13.54 s on a formula simplification that was a NOOP. DAG size: 1501 [2020-10-29 00:00:55,260 WARN L193 SmtUtils]: Spent 13.70 s on a formula simplification that was a NOOP. DAG size: 1503