/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--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 03:10:46,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 03:10:46,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 03:10:47,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 03:10:47,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 03:10:47,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 03:10:47,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 03:10:47,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 03:10:47,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 03:10:47,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 03:10:47,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 03:10:47,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 03:10:47,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 03:10:47,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 03:10:47,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 03:10:47,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 03:10:47,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 03:10:47,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 03:10:47,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 03:10:47,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 03:10:47,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 03:10:47,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 03:10:47,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 03:10:47,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 03:10:47,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 03:10:47,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 03:10:47,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 03:10:47,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 03:10:47,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 03:10:47,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 03:10:47,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 03:10:47,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 03:10:47,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 03:10:47,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 03:10:47,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 03:10:47,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 03:10:47,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 03:10:47,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 03:10:47,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 03:10:47,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 03:10:47,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 03:10:47,116 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 03:10:47,173 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 03:10:47,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 03:10:47,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 03:10:47,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 03:10:47,179 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 03:10:47,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 03:10:47,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 03:10:47,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 03:10:47,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 03:10:47,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 03:10:47,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 03:10:47,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 03:10:47,181 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 03:10:47,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 03:10:47,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 03:10:47,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 03:10:47,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 03:10:47,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 03:10:47,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:10:47,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 03:10:47,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 03:10:47,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 03:10:47,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 03:10:47,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 03:10:47,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 03:10:47,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 03:10:47,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 03:10:47,184 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 03:10:47,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 03:10:47,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 03:10:47,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 03:10:47,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 03:10:47,617 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 03:10:47,618 INFO L432 ainManager$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--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2020-10-28 03:10:47,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a504ac04/24daba0493f049378f8f43fc1d3bc4f9/FLAG0d8440933 [2020-10-28 03:10:48,833 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 03:10:48,835 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--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2020-10-28 03:10:48,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a504ac04/24daba0493f049378f8f43fc1d3bc4f9/FLAG0d8440933 [2020-10-28 03:10:49,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a504ac04/24daba0493f049378f8f43fc1d3bc4f9 [2020-10-28 03:10:49,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 03:10:49,190 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 03:10:49,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 03:10:49,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 03:10:49,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 03:10:49,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:10:49" (1/1) ... [2020-10-28 03:10:49,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af7e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:49, skipping insertion in model container [2020-10-28 03:10:49,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:10:49" (1/1) ... [2020-10-28 03:10:49,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 03:10:49,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 03:10:51,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:10:51,611 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 03:10:52,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:10:52,350 INFO L208 MainTranslator]: Completed translation [2020-10-28 03:10:52,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52 WrapperNode [2020-10-28 03:10:52,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 03:10:52,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 03:10:52,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 03:10:52,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 03:10:52,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (1/1) ... [2020-10-28 03:10:52,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 03:10:52,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 03:10:52,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 03:10:52,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 03:10:52,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (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 03:10:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 03:10:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 03:10:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:10:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2020-10-28 03:10:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 03:10:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 03:10:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 03:10:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_st5481 [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_st5481 [2020-10-28 03:10:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_init [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_exit [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_2 [2020-10-28 03:10:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_5 [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_6 [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_le16p [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 03:10:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-28 03:10:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_init [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_add [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_remove [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ST5481_CMD_string [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_next_ctrl_msg [2020-10-28 03:10:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_msg [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_device_ctrl_msg [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_pipe_reset [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_ph_command [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_complete [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_int_complete [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_usb [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_usb [2020-10-28 03:10:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_start [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_stop [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_isoc_urb [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_isocpipes [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_isocpipes [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_in_complete [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_in [2020-10-28 03:10:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_in [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_isoc_flatten [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_start_rcv [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_in_mode [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_12 [2020-10-28 03:10:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_13 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_14 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_15 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_16 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_17 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_18 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_19 [2020-10-28 03:10:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_20 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_21 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_22 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_25 [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 03:10:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_nr [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet___0 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet___0 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure D_L1L2 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f3 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f6 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f7 [2020-10-28 03:10:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f8 [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_timer3 [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_ignore [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_activate [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure l1m_debug [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_debug [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_stop_event [2020-10-28 03:10:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_reseted [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out_complete [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_start_xmit [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_short_fifo [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_end_short_frame [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_enable_fifo [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_den [2020-10-28 03:10:52,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_reset [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_stop [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_underrun [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_check_busy [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_reseted [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_complete [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_ignore [2020-10-28 03:10:52,806 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_l2l1 [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_connect [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_disconnect [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_d_out [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d_out [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_d [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d [2020-10-28 03:10:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_init [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_exit [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev8 [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet___1 [2020-10-28 03:10:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet___1 [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure B_L1L2 [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_start_xfer [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure led_blink [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out_complete [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_mode [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_b_out [2020-10-28 03:10:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b_out [2020-10-28 03:10:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_b [2020-10-28 03:10:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b [2020-10-28 03:10:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_b_l2l1 [2020-10-28 03:10:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2020-10-28 03:10:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-28 03:10:52,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-28 03:10:52,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmChangeState [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmDelTimer [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmEvent [2020-10-28 03:10:52,843 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmFree [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmInitTimer [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmNew [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmRestartTimer [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 03:10:52,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hisax_register [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hisax_unregister [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_decode [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_encode [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_out_init [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_rcv_init [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_end [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_start [2020-10-28 03:10:52,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_current_frame_number [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-28 03:10:52,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_configuration [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-28 03:10:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 03:10:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 03:10:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 03:10:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 03:10:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_2 [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_5 [2020-10-28 03:10:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_6 [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 03:10:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 03:10:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 03:10:52,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_register [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_unregister [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_b [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b [2020-10-28 03:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_l2l1 [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_d [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_b_l2l1 [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_init [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_exit [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_usb [2020-10-28 03:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_usb [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_start [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_stop [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure probe_st5481 [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 03:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_st5481 [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_init [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_exit [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 03:10:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_le16p [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 03:10:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_14 [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_12 [2020-10-28 03:10:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_13 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_20 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_15 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_16 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_17 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_18 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_21 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_22 [2020-10-28 03:10:52,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_19 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_25 [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 03:10:52,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_configuration [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-28 03:10:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_rcv_init [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_decode [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure FsmEvent [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-28 03:10:52,862 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_init [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_add [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_remove [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_in [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_in [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_in_mode [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_ph_command [2020-10-28 03:10:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_isocpipes [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_isocpipes [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_pipe_reset [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_device_ctrl_msg [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure ST5481_CMD_string [2020-10-28 03:10:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_isoc_flatten [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_next_ctrl_msg [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_msg [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_complete [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_int_complete [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure fill_isoc_urb [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_in_complete [2020-10-28 03:10:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_start_rcv [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_end [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_start [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_current_frame_number [2020-10-28 03:10:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_out_init [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_encode [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure FsmNew [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure FsmFree [2020-10-28 03:10:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure FsmChangeState [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure FsmInitTimer [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure FsmRestartTimer [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure FsmDelTimer [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_nr [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet___0 [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet___0 [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure ph_connect [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure ph_disconnect [2020-10-28 03:10:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure D_L1L2 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f3 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f6 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f7 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f8 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_timer3 [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_ignore [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1_activate [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure l1m_debug [2020-10-28 03:10:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure dout_debug [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure dout_stop_event [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_reseted [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out_complete [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure dout_start_xmit [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure dout_short_fifo [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure dout_end_short_frame [2020-10-28 03:10:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_enable_fifo [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_den [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_reset [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_stop [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_underrun [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_check_busy [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_reseted [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_complete [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure dout_ignore [2020-10-28 03:10:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_d_out [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d_out [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev8 [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet___1 [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet___1 [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure B_L1L2 [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out [2020-10-28 03:10:52,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_start_xfer [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure led_blink [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out_complete [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_mode [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_b_out [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b_out [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-28 03:10:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-28 03:10:52,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 03:10:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 03:10:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 03:10:54,762 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 03:11:08,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-28 03:11:13,349 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 03:11:13,349 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-28 03:11:13,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:11:13 BoogieIcfgContainer [2020-10-28 03:11:13,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 03:11:13,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 03:11:13,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 03:11:13,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 03:11:13,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:10:49" (1/3) ... [2020-10-28 03:11:13,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ee8aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:11:13, skipping insertion in model container [2020-10-28 03:11:13,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:10:52" (2/3) ... [2020-10-28 03:11:13,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ee8aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:11:13, skipping insertion in model container [2020-10-28 03:11:13,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:11:13" (3/3) ... [2020-10-28 03:11:13,373 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2020-10-28 03:11:13,385 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 03:11:13,394 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 03:11:13,407 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 03:11:13,456 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 03:11:13,456 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 03:11:13,457 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 03:11:13,457 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 03:11:13,457 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 03:11:13,457 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 03:11:13,457 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 03:11:13,457 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 03:11:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states. [2020-10-28 03:11:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 03:11:13,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:11:13,526 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:11:13,527 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:11:13,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:11:13,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1786932137, now seen corresponding path program 1 times [2020-10-28 03:11:13,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:11:13,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [167897368] [2020-10-28 03:11:13,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:11:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:15,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:35,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:35,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 03:11:35,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:11:35,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20959 [2020-10-28 03:11:35,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:35,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:11:35,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 03:11:35,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 03:11:35,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:11:47,725 WARN L193 SmtUtils]: Spent 11.75 s on a formula simplification that was a NOOP. DAG size: 1738 [2020-10-28 03:11:47,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:11:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:47,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:53,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:53,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5986 [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:53,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:11:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 03:11:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:11:54,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 03:11:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 03:11:54,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:11:54,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-28 03:11:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:11:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:11:54,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:11:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:54,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 03:11:54,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:11:54,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:11:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 03:11:54,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 03:11:54,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:11:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:54,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 03:11:54,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 03:11:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:54,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:54,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:54,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:54,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 03:11:54,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:54,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:54,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 03:11:54,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [167897368] [2020-10-28 03:11:54,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:11:54,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 03:11:54,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208774626] [2020-10-28 03:11:54,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 03:11:54,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:11:54,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 03:11:54,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 03:11:54,403 INFO L87 Difference]: Start difference. First operand 1564 states. Second operand 6 states. [2020-10-28 03:12:06,085 WARN L193 SmtUtils]: Spent 11.62 s on a formula simplification that was a NOOP. DAG size: 1741 [2020-10-28 03:12:21,644 WARN L193 SmtUtils]: Spent 11.62 s on a formula simplification that was a NOOP. DAG size: 1743 [2020-10-28 03:12:34,173 WARN L193 SmtUtils]: Spent 11.74 s on a formula simplification that was a NOOP. DAG size: 1740