/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 03:13:51,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 03:13:51,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 03:13:51,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 03:13:51,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 03:13:51,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 03:13:51,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 03:13:51,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 03:13:51,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 03:13:51,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 03:13:51,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 03:13:51,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 03:13:51,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 03:13:51,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 03:13:51,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 03:13:51,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 03:13:51,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 03:13:52,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 03:13:52,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 03:13:52,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 03:13:52,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 03:13:52,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 03:13:52,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 03:13:52,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 03:13:52,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 03:13:52,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 03:13:52,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 03:13:52,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 03:13:52,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 03:13:52,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 03:13:52,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 03:13:52,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 03:13:52,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 03:13:52,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 03:13:52,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 03:13:52,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 03:13:52,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 03:13:52,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 03:13:52,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 03:13:52,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 03:13:52,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 03:13:52,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 03:13:52,115 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 03:13:52,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 03:13:52,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 03:13:52,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 03:13:52,121 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 03:13:52,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 03:13:52,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 03:13:52,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 03:13:52,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 03:13:52,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 03:13:52,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 03:13:52,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 03:13:52,124 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 03:13:52,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 03:13:52,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 03:13:52,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 03:13:52,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 03:13:52,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 03:13:52,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:13:52,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 03:13:52,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 03:13:52,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 03:13:52,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 03:13:52,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 03:13:52,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 03:13:52,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 03:13:52,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 03:13:52,133 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 03:13:52,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 03:13:52,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 03:13:52,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 03:13:52,588 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 03:13:52,589 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 03:13:52,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2020-10-28 03:13:52,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e11274898/610defb3fe034d38a4abff616b2f2dc5/FLAG81375bbc5 [2020-10-28 03:13:53,586 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 03:13:53,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2020-10-28 03:13:53,637 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e11274898/610defb3fe034d38a4abff616b2f2dc5/FLAG81375bbc5 [2020-10-28 03:13:54,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e11274898/610defb3fe034d38a4abff616b2f2dc5 [2020-10-28 03:13:54,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 03:13:54,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 03:13:54,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 03:13:54,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 03:13:54,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 03:13:54,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:13:54" (1/1) ... [2020-10-28 03:13:54,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f79c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:54, skipping insertion in model container [2020-10-28 03:13:54,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:13:54" (1/1) ... [2020-10-28 03:13:54,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 03:13:54,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 03:13:56,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:13:56,119 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 03:13:56,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:13:57,084 INFO L208 MainTranslator]: Completed translation [2020-10-28 03:13:57,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57 WrapperNode [2020-10-28 03:13:57,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 03:13:57,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 03:13:57,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 03:13:57,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 03:13:57,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... [2020-10-28 03:13:57,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 03:13:57,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 03:13:57,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 03:13:57,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 03:13:57,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:13:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 03:13:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 03:13:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-28 03:13:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-28 03:13:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-28 03:13:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 03:13:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 03:13:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_write_bulk_callback [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_setup_firmware [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_fw_timeo [2020-10-28 03:13:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_probe [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2020-10-28 03:13:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cmdtypedata [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cmdrequest [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2020-10-28 03:13:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_host_to_card [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_issue_boot_command [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fwfile_format [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_prog_firmware [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_suspend [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_driver_init [2020-10-28 03:13:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_driver_exit [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-28 03:13:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_1 [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 03:13:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_3 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_4 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_6 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_7 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2020-10-28 03:13:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_11 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_16 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_17 [2020-10-28 03:13:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_20 [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_21 [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-28 03:13:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-28 03:13:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 03:13:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-28 03:13:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_card [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_get_firmware_async [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_to_card_done [2020-10-28 03:13:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_notify_command_response [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_rxed_packet [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_queue_event [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_tx_feedback [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_card [2020-10-28 03:13:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_card [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-28 03:13:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 03:13:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 03:13:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 03:13:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 03:13:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 03:13:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 03:13:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 03:13:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 03:13:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 03:13:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 03:13:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 03:13:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 03:13:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 03:13:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 03:13:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-28 03:13:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-10-28 03:13:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_1 [2020-10-28 03:13:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_16 [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_17 [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-28 03:13:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-28 03:13:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_7 [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_11 [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-28 03:13:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_20 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_21 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_6 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_3 [2020-10-28 03:13:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_4 [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-28 03:13:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 03:13:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 03:13:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 03:13:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-28 03:13:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 03:13:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_tx_feedback [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_rxed_packet [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_card [2020-10-28 03:13:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_card [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_card [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_to_card_done [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_queue_event [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_notify_command_response [2020-10-28 03:13:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_get_firmware_async [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_copyback [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_prog_firmware [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_host_to_card [2020-10-28 03:13:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_write_bulk_callback [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_setup_firmware [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 03:13:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_fw_timeo [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_probe [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure process_cmdtypedata [2020-10-28 03:13:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure process_cmdrequest [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_issue_boot_command [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure check_fwfile_format [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_suspend [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_driver_init [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_driver_exit [2020-10-28 03:13:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-28 03:13:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 03:13:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 03:13:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 03:13:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 03:13:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 03:13:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 03:13:59,593 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 03:14:08,114 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-28 03:14:10,015 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 03:14:10,016 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 03:14:10,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:14:10 BoogieIcfgContainer [2020-10-28 03:14:10,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 03:14:10,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 03:14:10,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 03:14:10,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 03:14:10,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:13:54" (1/3) ... [2020-10-28 03:14:10,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a6183bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:14:10, skipping insertion in model container [2020-10-28 03:14:10,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:13:57" (2/3) ... [2020-10-28 03:14:10,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a6183bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:14:10, skipping insertion in model container [2020-10-28 03:14:10,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:14:10" (3/3) ... [2020-10-28 03:14:10,030 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2020-10-28 03:14:10,041 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 03:14:10,048 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 03:14:10,062 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 03:14:10,103 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 03:14:10,104 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 03:14:10,104 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 03:14:10,104 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 03:14:10,104 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 03:14:10,105 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 03:14:10,105 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 03:14:10,105 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 03:14:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states. [2020-10-28 03:14:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-28 03:14:10,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:14:10,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:14:10,179 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:14:10,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:14:10,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1563459246, now seen corresponding path program 1 times [2020-10-28 03:14:10,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:14:10,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [29434323] [2020-10-28 03:14:10,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:14:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:11,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:11,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:15,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:18,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:18,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 03:14:18,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 03:14:18,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7939 [2020-10-28 03:14:18,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:18,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:14:18,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-28 03:14:18,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 03:14:18,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 03:14:38,200 WARN L193 SmtUtils]: Spent 18.91 s on a formula simplification that was a NOOP. DAG size: 1252 [2020-10-28 03:14:38,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:14:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:38,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:39,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1256 [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:39,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:39,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:39,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:39,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:14:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:39,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:39,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:39,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:39,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:39,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 03:14:39,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:39,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:14:39,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 03:14:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:39,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:39,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:39,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:14:39,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:39,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 03:14:39,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:39,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:39,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:39,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:14:39,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 03:14:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:39,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:39,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:39,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 03:14:39,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 03:14:39,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 03:14:39,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 03:14:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:40,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:40,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:40,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:14:40,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:40,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:14:40,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:40,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:40,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:40,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:40,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:14:40,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 03:14:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:40,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:40,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:40,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 03:14:40,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:40,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 03:14:40,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:40,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:40,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 03:14:40,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:40,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:40,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:14:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:40,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:40,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:40,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:14:40,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:40,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 03:14:40,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:40,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:40,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:40,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:40,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:40,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:14:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:40,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:40,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:40,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:14:40,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:40,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 03:14:40,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:40,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:40,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:40,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:40,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 03:14:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 03:14:40,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [29434323] [2020-10-28 03:14:40,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:14:40,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 03:14:40,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107390528] [2020-10-28 03:14:40,305 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 03:14:40,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:14:40,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 03:14:40,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 03:14:40,326 INFO L87 Difference]: Start difference. First operand 1317 states. Second operand 10 states. [2020-10-28 03:14:59,448 WARN L193 SmtUtils]: Spent 19.01 s on a formula simplification that was a NOOP. DAG size: 1261 [2020-10-28 03:15:22,670 WARN L193 SmtUtils]: Spent 19.81 s on a formula simplification that was a NOOP. DAG size: 1264 [2020-10-28 03:15:42,622 WARN L193 SmtUtils]: Spent 19.81 s on a formula simplification that was a NOOP. DAG size: 1266 [2020-10-28 03:16:03,223 WARN L193 SmtUtils]: Spent 19.56 s on a formula simplification that was a NOOP. DAG size: 1263 [2020-10-28 03:16:24,538 WARN L193 SmtUtils]: Spent 19.27 s on a formula simplification that was a NOOP. DAG size: 1254