/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 08:38:16,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 08:38:16,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 08:38:16,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 08:38:16,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 08:38:16,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 08:38:16,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 08:38:16,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 08:38:16,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 08:38:16,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 08:38:16,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 08:38:16,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 08:38:16,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 08:38:16,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 08:38:16,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 08:38:16,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 08:38:16,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 08:38:16,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 08:38:16,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 08:38:16,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 08:38:16,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 08:38:16,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 08:38:16,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 08:38:16,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 08:38:16,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 08:38:16,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 08:38:16,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 08:38:16,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 08:38:16,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 08:38:16,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 08:38:16,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 08:38:16,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 08:38:16,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 08:38:16,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 08:38:16,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 08:38:16,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 08:38:16,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 08:38:16,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 08:38:16,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 08:38:16,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 08:38:16,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 08:38:16,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 08:38:16,231 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 08:38:16,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 08:38:16,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 08:38:16,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 08:38:16,233 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 08:38:16,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 08:38:16,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 08:38:16,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 08:38:16,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 08:38:16,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 08:38:16,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 08:38:16,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 08:38:16,235 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 08:38:16,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 08:38:16,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 08:38:16,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 08:38:16,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 08:38:16,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 08:38:16,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:38:16,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 08:38:16,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 08:38:16,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 08:38:16,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 08:38:16,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 08:38:16,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 08:38:16,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 08:38:16,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 08:38:16,238 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 08:38:16,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 08:38:16,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 08:38:16,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 08:38:16,661 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 08:38:16,662 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 08:38:16,663 INFO L432 ainManager$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--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2020-10-27 08:38:16,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f043a02f/1c04b62cdda3402fb3924b5feb28d2dd/FLAGd654e7739 [2020-10-27 08:38:17,907 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 08:38:17,908 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--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2020-10-27 08:38:17,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f043a02f/1c04b62cdda3402fb3924b5feb28d2dd/FLAGd654e7739 [2020-10-27 08:38:18,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f043a02f/1c04b62cdda3402fb3924b5feb28d2dd [2020-10-27 08:38:18,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 08:38:18,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 08:38:18,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 08:38:18,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 08:38:18,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 08:38:18,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:38:18" (1/1) ... [2020-10-27 08:38:18,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b45937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:18, skipping insertion in model container [2020-10-27 08:38:18,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:38:18" (1/1) ... [2020-10-27 08:38:18,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 08:38:18,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 08:38:21,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:38:21,466 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 08:38:22,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:38:22,632 INFO L208 MainTranslator]: Completed translation [2020-10-27 08:38:22,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22 WrapperNode [2020-10-27 08:38:22,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 08:38:22,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 08:38:22,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 08:38:22,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 08:38:22,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:22,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:22,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:22,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:23,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:23,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:23,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... [2020-10-27 08:38:23,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 08:38:23,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 08:38:23,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 08:38:23,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 08:38:23,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:38:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 08:38:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 08:38:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 08:38:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-27 08:38:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 08:38:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 08:38:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_up [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2020-10-27 08:38:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_statmsg [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipetype_str [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2020-10-27 08:38:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_in_timeout [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure read_ctrl_callback [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_resubmit [2020-10-27 08:38:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure read_int_callback [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure read_iso_callback [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure write_iso_callback [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure starturbs [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_iso_write_urb [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure write_iso_tasklet [2020-10-27 08:38:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure read_iso_tasklet [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure req_timeout [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure write_ctrl_callback [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2020-10-27 08:38:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure write_command_callback [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure atrdy_timeout [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_cmd [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2020-10-27 08:38:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2020-10-27 08:38:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_probe [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_pre_reset [2020-10-27 08:38:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_post_reset [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bas_gigaset_init [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bas_gigaset_exit [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2020-10-27 08:38:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_4 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_3 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_4 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_2 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_gigaset_ops_5 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2020-10-27 08:38:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_6 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-27 08:38:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2020-10-27 08:38:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_1 [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_3 [2020-10-27 08:38:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_4 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_6 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2020-10-27 08:38:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_17 [2020-10-27 08:38:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_18 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_19 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_21 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_23 [2020-10-27 08:38:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_24 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_25 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_26 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_27 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_28 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_29 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_30 [2020-10-27 08:38:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_31 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_32 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_33 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_34 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_35 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_36 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_37 [2020-10-27 08:38:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_38 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_39 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_40 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_41 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_43 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_44 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_45 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_46 [2020-10-27 08:38:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_47 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_49 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_51 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_52 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_53 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_54 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_56 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_57 [2020-10-27 08:38:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_58 [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_put [2020-10-27 08:38:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_trim [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt_byte [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_new_rx_skb [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev8 [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isowbuf_init [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isowbuf_freebytes [2020-10-27 08:38:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isowbuf_startwrite [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isowbuf_donewrite [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isowbuf_putbits [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isowbuf_putflag [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isowbuf_getbytes [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_bytes [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_bitstuff_byte [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_buildframe [2020-10-27 08:38:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure trans_buildframe [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_buildframe [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_putbyte [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_flush [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_done [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_frag [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_unpack [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure trans_receive [2020-10-27 08:38:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_receive [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_loop [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_79 [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-27 08:38:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-27 08:38:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 08:38:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_hi_schedule [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 08:38:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2020-10-27 08:38:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_blockdriver [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_fill_inbuf [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_handle_modem_response [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_if_receive [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcs [2020-10-27 08:38:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initdriver [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isdn_rcv_err [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_shutdown [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_skb_rcvd [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_skb_sent [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_start [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_stop [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_5 [2020-10-27 08:38:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 08:38:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-27 08:38:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_lock_device_for_reset [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-27 08:38:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 08:38:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 08:38:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 08:38:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 08:38:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-27 08:38:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_1 [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_3 [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_4 [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_17 [2020-10-27 08:38:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_19 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_6 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_21 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_23 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_44 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_45 [2020-10-27 08:38:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_46 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_47 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_51 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_52 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_53 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_54 [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-27 08:38:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-27 08:38:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_hi_schedule [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2020-10-27 08:38:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_43 [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_41 [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_32 [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_49 [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_lock_device_for_reset [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-27 08:38:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_57 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_58 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_39 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_33 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_34 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_35 [2020-10-27 08:38:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_36 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_37 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_38 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_24 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_25 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_26 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_27 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_28 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_29 [2020-10-27 08:38:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_30 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_31 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2020-10-27 08:38:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_18 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2020-10-27 08:38:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_40 [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_56 [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-27 08:38:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-27 08:38:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 08:38:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 08:38:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_4 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_3 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-27 08:38:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_4 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_2 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_gigaset_ops_5 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_6 [2020-10-27 08:38:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-27 08:38:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2020-10-27 08:38:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_receive [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_buildframe [2020-10-27 08:38:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isowbuf_init [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isowbuf_getbytes [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_skb_sent [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initdriver [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_blockdriver [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcs [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_start [2020-10-27 08:38:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_stop [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_shutdown [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_up [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_fill_inbuf [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_probe [2020-10-27 08:38:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_pre_reset [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_post_reset [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2020-10-27 08:38:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_statmsg [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipetype_str [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2020-10-27 08:38:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_in_timeout [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure read_ctrl_callback [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_resubmit [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure read_int_callback [2020-10-27 08:38:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure read_iso_callback [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure write_iso_callback [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure starturbs [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure submit_iso_write_urb [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure write_iso_tasklet [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure read_iso_tasklet [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure req_timeout [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure write_ctrl_callback [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2020-10-27 08:38:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure write_command_callback [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure atrdy_timeout [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_cmd [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2020-10-27 08:38:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure bas_gigaset_init [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure bas_gigaset_exit [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_5 [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 08:38:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_79 [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-27 08:38:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_put [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_trim [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-27 08:38:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt_byte [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_skb_rcvd [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isdn_rcv_err [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_handle_modem_response [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_new_rx_skb [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_if_receive [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev8 [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure isowbuf_freebytes [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure isowbuf_startwrite [2020-10-27 08:38:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure isowbuf_donewrite [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure isowbuf_putbits [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure isowbuf_putflag [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure dump_bytes [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_bitstuff_byte [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_buildframe [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure trans_buildframe [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_putbyte [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_flush [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_done [2020-10-27 08:38:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_frag [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_unpack [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure trans_receive [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_loop [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-27 08:38:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 08:38:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 08:38:25,348 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 08:38:41,965 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-27 08:38:47,373 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 08:38:47,374 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 08:38:47,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:38:47 BoogieIcfgContainer [2020-10-27 08:38:47,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 08:38:47,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 08:38:47,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 08:38:47,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 08:38:47,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:38:18" (1/3) ... [2020-10-27 08:38:47,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f44f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:38:47, skipping insertion in model container [2020-10-27 08:38:47,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:38:22" (2/3) ... [2020-10-27 08:38:47,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f44f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:38:47, skipping insertion in model container [2020-10-27 08:38:47,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:38:47" (3/3) ... [2020-10-27 08:38:47,396 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2020-10-27 08:38:47,414 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 08:38:47,426 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 08:38:47,441 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 08:38:47,497 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 08:38:47,497 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 08:38:47,497 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 08:38:47,497 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 08:38:47,498 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 08:38:47,498 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 08:38:47,498 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 08:38:47,498 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 08:38:47,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states. [2020-10-27 08:38:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-27 08:38:47,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:38:47,630 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 08:38:47,630 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:38:47,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:38:47,639 INFO L82 PathProgramCache]: Analyzing trace with hash 318118317, now seen corresponding path program 1 times [2020-10-27 08:38:47,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:38:47,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1581694057] [2020-10-27 08:38:47,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:38:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:38:49,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:01,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:01,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 08:39:01,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:01,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12251 [2020-10-27 08:39:01,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:01,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 08:39:01,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 08:39:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 08:39:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 08:39:25,499 WARN L193 SmtUtils]: Spent 23.88 s on a formula simplification that was a NOOP. DAG size: 2044 [2020-10-27 08:39:25,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:39:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:25,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9692 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:39:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 08:39:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 08:39:35,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 08:39:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 08:39:35,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 08:39:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 08:39:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 08:39:35,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 08:39:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 08:39:35,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:39:35,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:35,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:35,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:35,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:35,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 08:39:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:35,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:35,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 08:39:35,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 08:39:35,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 08:39:35,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 08:39:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:39:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 08:39:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:39:36,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 08:39:36,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:39:36,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 08:39:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:39:36,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 08:39:36,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:39:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 08:39:36,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 08:39:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:39:36,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 08:39:36,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:39:36,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 08:39:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-27 08:39:36,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:39:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 08:39:36,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 08:39:36,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:36,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:39:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:39:36,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:39:36,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:39:36,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:39:36,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:39:36,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 08:39:36,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:39:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:39:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:39:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:39:36,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:39:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-27 08:39:36,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1581694057] [2020-10-27 08:39:36,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:39:36,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 08:39:36,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013298507] [2020-10-27 08:39:36,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 08:39:36,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:39:36,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 08:39:36,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 08:39:36,757 INFO L87 Difference]: Start difference. First operand 3228 states. Second operand 13 states. [2020-10-27 08:40:01,167 WARN L193 SmtUtils]: Spent 24.31 s on a formula simplification that was a NOOP. DAG size: 2053 [2020-10-27 08:40:31,629 WARN L193 SmtUtils]: Spent 24.51 s on a formula simplification that was a NOOP. DAG size: 2056 [2020-10-27 08:40:56,222 WARN L193 SmtUtils]: Spent 24.46 s on a formula simplification that was a NOOP. DAG size: 2058