/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 01:08:22,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 01:08:22,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 01:08:22,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 01:08:22,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 01:08:22,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 01:08:22,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 01:08:22,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 01:08:22,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 01:08:22,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 01:08:22,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 01:08:22,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 01:08:22,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 01:08:22,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 01:08:22,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 01:08:22,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 01:08:22,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 01:08:22,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 01:08:22,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 01:08:22,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 01:08:22,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 01:08:22,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 01:08:22,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 01:08:22,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 01:08:22,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 01:08:22,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 01:08:22,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 01:08:22,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 01:08:22,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 01:08:22,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 01:08:22,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 01:08:22,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 01:08:22,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 01:08:22,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 01:08:22,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 01:08:22,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 01:08:22,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 01:08:22,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 01:08:22,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 01:08:22,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 01:08:22,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 01:08:22,562 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 [2020-10-13 01:08:22,584 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 01:08:22,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 01:08:22,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 01:08:22,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 01:08:22,586 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 01:08:22,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 01:08:22,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 01:08:22,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 01:08:22,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 01:08:22,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 01:08:22,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 01:08:22,588 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 01:08:22,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 01:08:22,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 01:08:22,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 01:08:22,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 01:08:22,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 01:08:22,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 01:08:22,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 01:08:22,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 01:08:22,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 01:08:22,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 01:08:22,590 INFO L138 SettingsManager]: * To the following directory=dump/ 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 01:08:22,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 01:08:22,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 01:08:22,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 01:08:22,909 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 01:08:22,910 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 01:08:22,910 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-13 01:08:22,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/171d009c7/5c73a5ce0e6845088efa10a8dc73182c/FLAGaeccecf64 [2020-10-13 01:08:23,805 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 01:08:23,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-13 01:08:23,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/171d009c7/5c73a5ce0e6845088efa10a8dc73182c/FLAGaeccecf64 [2020-10-13 01:08:24,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/171d009c7/5c73a5ce0e6845088efa10a8dc73182c [2020-10-13 01:08:24,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 01:08:24,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 01:08:24,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 01:08:24,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 01:08:24,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 01:08:24,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:08:24" (1/1) ... [2020-10-13 01:08:24,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df63da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:24, skipping insertion in model container [2020-10-13 01:08:24,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:08:24" (1/1) ... [2020-10-13 01:08:24,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 01:08:24,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 01:08:25,120 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2020-10-13 01:08:25,121 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2020-10-13 01:08:26,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:08:26,875 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 01:08:26,995 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2020-10-13 01:08:26,995 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2020-10-13 01:08:27,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:08:27,739 INFO L208 MainTranslator]: Completed translation [2020-10-13 01:08:27,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27 WrapperNode [2020-10-13 01:08:27,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 01:08:27,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 01:08:27,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 01:08:27,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 01:08:27,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:27,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:27,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:27,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:28,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:28,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:28,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (1/1) ... [2020-10-13 01:08:28,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 01:08:28,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 01:08:28,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 01:08:28,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 01:08:28,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (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 [2020-10-13 01:08:28,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 01:08:28,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 01:08:28,202 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 01:08:28,203 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 01:08:28,203 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 01:08:28,204 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 01:08:28,204 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 01:08:28,204 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 01:08:28,205 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2020-10-13 01:08:28,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 01:08:28,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-13 01:08:28,205 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 01:08:28,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 01:08:28,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 01:08:28,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 01:08:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 01:08:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 01:08:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 01:08:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 01:08:28,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 01:08:28,209 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 01:08:28,209 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 01:08:28,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2020-10-13 01:08:28,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-13 01:08:28,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-13 01:08:28,211 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure async_ctrl_callback [2020-10-13 01:08:28,212 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2020-10-13 01:08:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2020-10-13 01:08:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure set_register [2020-10-13 01:08:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure update_eth_regs_async [2020-10-13 01:08:28,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __mii_op [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_word [2020-10-13 01:08:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure get_node_id [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ethernet_addr [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_mac [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_net_traffic [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_fixup [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure write_bulk_callback [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2020-10-13 01:08:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_tx_timeout [2020-10-13 01:08:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_start_xmit [2020-10-13 01:08:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_netdev_stats [2020-10-13 01:08:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_net_traffic [2020-10-13 01:08:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interrupt_interval [2020-10-13 01:08:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2020-10-13 01:08:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2020-10-13 01:08:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2020-10-13 01:08:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_urbs [2020-10-13 01:08:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_open [2020-10-13 01:08:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_close [2020-10-13 01:08:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_drvinfo [2020-10-13 01:08:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_wol [2020-10-13 01:08:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_wol [2020-10-13 01:08:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_reset_wol [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_settings [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_settings [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_nway_reset [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_link [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_msglevel [2020-10-13 01:08:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_msglevel [2020-10-13 01:08:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_ioctl [2020-10-13 01:08:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_multicast [2020-10-13 01:08:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_phy_probe [2020-10-13 01:08:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_pegasus_II [2020-10-13 01:08:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure check_carrier [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_blacklisted [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_dec_workqueue [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_probe [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_disconnect [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_suspend [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_resume [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_id [2020-10-13 01:08:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_init [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_exit [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_3 [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2020-10-13 01:08:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2020-10-13 01:08:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2020-10-13 01:08:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2020-10-13 01:08:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_33 [2020-10-13 01:08:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_34 [2020-10-13 01:08:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_35 [2020-10-13 01:08:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_36 [2020-10-13 01:08:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_37 [2020-10-13 01:08:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_38 [2020-10-13 01:08:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_39 [2020-10-13 01:08:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_40 [2020-10-13 01:08:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_41 [2020-10-13 01:08:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2020-10-13 01:08:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_43 [2020-10-13 01:08:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_44 [2020-10-13 01:08:28,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_45 [2020-10-13 01:08:28,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_46 [2020-10-13 01:08:28,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_47 [2020-10-13 01:08:28,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_48 [2020-10-13 01:08:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_49 [2020-10-13 01:08:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 01:08:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:08:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-13 01:08:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-13 01:08:28,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-13 01:08:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-13 01:08:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-13 01:08:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-13 01:08:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-13 01:08:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2020-10-13 01:08:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-13 01:08:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-13 01:08:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-13 01:08:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-13 01:08:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-13 01:08:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-13 01:08:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-13 01:08:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 01:08:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 01:08:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 01:08:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 01:08:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 01:08:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 01:08:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-13 01:08:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-13 01:08:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2020-10-13 01:08:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 01:08:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 01:08:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 01:08:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 01:08:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 01:08:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 01:08:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 01:08:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 01:08:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 01:08:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_3 [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 01:08:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-13 01:08:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-13 01:08:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-13 01:08:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-13 01:08:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2020-10-13 01:08:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2020-10-13 01:08:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2020-10-13 01:08:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2020-10-13 01:08:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2020-10-13 01:08:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-13 01:08:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_45 [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_47 [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-13 01:08:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2020-10-13 01:08:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_44 [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_46 [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-13 01:08:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2020-10-13 01:08:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_48 [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_49 [2020-10-13 01:08:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_33 [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_39 [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_40 [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_41 [2020-10-13 01:08:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_34 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_35 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_36 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_37 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_38 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_43 [2020-10-13 01:08:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure async_ctrl_callback [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure set_register [2020-10-13 01:08:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure update_eth_regs_async [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure __mii_op [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_word [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure get_node_id [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure set_ethernet_addr [2020-10-13 01:08:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure reset_mac [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure enable_net_traffic [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure rx_fixup [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure write_bulk_callback [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_tx_timeout [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_start_xmit [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_netdev_stats [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure disable_net_traffic [2020-10-13 01:08:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure get_interrupt_interval [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_urbs [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_open [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_close [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_drvinfo [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_wol [2020-10-13 01:08:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_wol [2020-10-13 01:08:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_reset_wol [2020-10-13 01:08:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 01:08:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_settings [2020-10-13 01:08:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_settings [2020-10-13 01:08:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_nway_reset [2020-10-13 01:08:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_link [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_msglevel [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_msglevel [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_ioctl [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_multicast [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure mii_phy_probe [2020-10-13 01:08:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure setup_pegasus_II [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure check_carrier [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_blacklisted [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_dec_workqueue [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_probe [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_disconnect [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_suspend [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_resume [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure parse_id [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_init [2020-10-13 01:08:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_exit [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 01:08:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 01:08:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 01:08:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 01:08:29,693 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 01:08:42,551 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 01:08:42,551 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 01:08:42,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:08:42 BoogieIcfgContainer [2020-10-13 01:08:42,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 01:08:42,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 01:08:42,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 01:08:42,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 01:08:42,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:08:24" (1/3) ... [2020-10-13 01:08:42,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33596c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:08:42, skipping insertion in model container [2020-10-13 01:08:42,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:27" (2/3) ... [2020-10-13 01:08:42,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33596c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:08:42, skipping insertion in model container [2020-10-13 01:08:42,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:08:42" (3/3) ... [2020-10-13 01:08:42,577 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-13 01:08:42,587 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 01:08:42,599 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 01:08:42,614 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 01:08:42,649 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 01:08:42,649 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 01:08:42,649 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 01:08:42,649 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 01:08:42,649 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 01:08:42,649 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 01:08:42,650 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 01:08:42,650 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 01:08:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states. [2020-10-13 01:08:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-13 01:08:42,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:08:42,727 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 01:08:42,727 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:08:42,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:08:42,732 INFO L82 PathProgramCache]: Analyzing trace with hash 483856889, now seen corresponding path program 1 times [2020-10-13 01:08:42,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:08:42,740 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1609772281] [2020-10-13 01:08:42,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:08:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:08:44,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:08:45,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:08:51,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:08:51,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-13 01:08:51,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 01:08:51,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7672 [2020-10-13 01:08:51,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:08:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 01:08:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 01:08:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 01:08:51,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 01:08:59,161 WARN L193 SmtUtils]: Spent 7.24 s on a formula simplification that was a NOOP. DAG size: 1381 [2020-10-13 01:08:59,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:08:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:08:59,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:09:05,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5785 [2020-10-13 01:09:05,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:09:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:09:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 01:09:05,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:09:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 01:09:05,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:09:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 01:09:05,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:09:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 01:09:05,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 01:09:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:09:05,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 01:09:05,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:09:05,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 01:09:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:09:05,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 01:09:05,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 01:09:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 01:09:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 01:09:05,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 01:09:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:09:05,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:09:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:09:05,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:09:05,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:09:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 01:09:05,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:09:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:09:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:09:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:09:05,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:09:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-13 01:09:05,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1609772281] [2020-10-13 01:09:05,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:09:05,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 01:09:05,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471768699] [2020-10-13 01:09:05,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 01:09:05,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:09:05,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 01:09:05,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 01:09:05,768 INFO L87 Difference]: Start difference. First operand 1657 states. Second operand 7 states. [2020-10-13 01:09:13,194 WARN L193 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 1390 [2020-10-13 01:09:34,109 WARN L193 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 1393 [2020-10-13 01:09:41,655 WARN L193 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 1395 [2020-10-13 01:10:33,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 01:10:33,941 INFO L93 Difference]: Finished difference Result 3228 states and 4379 transitions. [2020-10-13 01:10:33,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 01:10:33,944 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2020-10-13 01:10:33,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 01:10:33,981 INFO L225 Difference]: With dead ends: 3228 [2020-10-13 01:10:33,981 INFO L226 Difference]: Without dead ends: 1712 [2020-10-13 01:10:33,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 29.7s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-13 01:10:34,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2020-10-13 01:10:34,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1466. [2020-10-13 01:10:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1466 states. [2020-10-13 01:10:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1466 states and 1925 transitions. [2020-10-13 01:10:34,680 INFO L78 Accepts]: Start accepts. Automaton has 1466 states and 1925 transitions. Word has length 74 [2020-10-13 01:10:34,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 01:10:34,680 INFO L479 AbstractCegarLoop]: Abstraction has 1466 states and 1925 transitions. [2020-10-13 01:10:34,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 01:10:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1925 transitions. [2020-10-13 01:10:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-13 01:10:34,688 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:10:34,688 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 01:10:34,689 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 01:10:34,689 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:10:34,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:10:34,689 INFO L82 PathProgramCache]: Analyzing trace with hash 865006628, now seen corresponding path program 1 times [2020-10-13 01:10:34,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:10:34,690 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1965176940] [2020-10-13 01:10:34,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:10:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:35,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:35,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:36,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:41,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:41,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-13 01:10:41,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:10:41,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5975 [2020-10-13 01:10:41,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:41,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:10:41,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 01:10:41,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:10:41,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:48,769 WARN L193 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 1381 [2020-10-13 01:10:48,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:10:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:48,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:10:52,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3808 [2020-10-13 01:10:52,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:10:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:10:52,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 01:10:52,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:10:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:10:52,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 01:10:52,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:10:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:10:52,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 01:10:52,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:10:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:10:52,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 01:10:52,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:10:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:10:52,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 01:10:52,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:52,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 01:10:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:52,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:52,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:52,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:10:52,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:52,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:10:52,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:52,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:52,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:10:52,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:52,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:10:53,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 01:10:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:53,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:53,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:53,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 01:10:53,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 01:10:53,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:53,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:10:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 01:10:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 01:10:53,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:10:53,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 01:10:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:10:53,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:10:53,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:10:53,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:10:53,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:10:53,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 01:10:53,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:10:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:10:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:10:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:10:53,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:10:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-13 01:10:53,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1965176940] [2020-10-13 01:10:53,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 01:10:53,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 01:10:53,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714575835] [2020-10-13 01:10:53,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 01:10:53,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:10:53,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 01:10:53,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 01:10:53,346 INFO L87 Difference]: Start difference. First operand 1466 states and 1925 transitions. Second operand 8 states. [2020-10-13 01:11:01,126 WARN L193 SmtUtils]: Spent 7.69 s on a formula simplification that was a NOOP. DAG size: 1390 [2020-10-13 01:11:13,019 WARN L193 SmtUtils]: Spent 7.72 s on a formula simplification that was a NOOP. DAG size: 1393 [2020-10-13 01:11:20,442 WARN L193 SmtUtils]: Spent 7.34 s on a formula simplification that was a NOOP. DAG size: 1384 [2020-10-13 01:11:27,920 WARN L193 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 1386