/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 12:23:30,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 12:23:30,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 12:23:30,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 12:23:30,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 12:23:30,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 12:23:30,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 12:23:30,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 12:23:30,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 12:23:30,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 12:23:30,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 12:23:30,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 12:23:30,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 12:23:30,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 12:23:30,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 12:23:30,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 12:23:30,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 12:23:30,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 12:23:30,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 12:23:30,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 12:23:30,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 12:23:30,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 12:23:30,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 12:23:30,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 12:23:30,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 12:23:30,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 12:23:30,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 12:23:30,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 12:23:30,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 12:23:30,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 12:23:30,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 12:23:30,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 12:23:30,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 12:23:30,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 12:23:30,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 12:23:30,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 12:23:30,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 12:23:30,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 12:23:30,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 12:23:30,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 12:23:30,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 12:23:30,599 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 [2020-10-14 12:23:30,651 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 12:23:30,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 12:23:30,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 12:23:30,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 12:23:30,653 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 12:23:30,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 12:23:30,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 12:23:30,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 12:23:30,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 12:23:30,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 12:23:30,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 12:23:30,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 12:23:30,655 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 12:23:30,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 12:23:30,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 12:23:30,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 12:23:30,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 12:23:30,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 12:23:30,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 12:23:30,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 12:23:30,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 12:23:30,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 12:23:30,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 12:23:30,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 12:23:30,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 12:23:30,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 12:23:30,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 12:23:30,661 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 12:23:30,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 12:23:30,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 12:23:30,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 12:23:30,976 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 12:23:30,977 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 12:23:30,977 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-14 12:23:31,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89322dca1/be1a180865e74c649b22e69d2218d630/FLAG61e4c9cfc [2020-10-14 12:23:31,915 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 12:23:31,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-14 12:23:31,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89322dca1/be1a180865e74c649b22e69d2218d630/FLAG61e4c9cfc [2020-10-14 12:23:32,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89322dca1/be1a180865e74c649b22e69d2218d630 [2020-10-14 12:23:32,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 12:23:32,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 12:23:32,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 12:23:32,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 12:23:32,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 12:23:32,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:23:32" (1/1) ... [2020-10-14 12:23:32,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc16618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:32, skipping insertion in model container [2020-10-14 12:23:32,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:23:32" (1/1) ... [2020-10-14 12:23:32,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 12:23:32,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 12:23:34,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:23:34,320 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 12:23:34,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:23:35,402 INFO L208 MainTranslator]: Completed translation [2020-10-14 12:23:35,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35 WrapperNode [2020-10-14 12:23:35,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 12:23:35,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 12:23:35,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 12:23:35,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 12:23:35,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (1/1) ... [2020-10-14 12:23:35,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 12:23:35,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 12:23:35,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 12:23:35,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 12:23:35,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (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 [2020-10-14 12:23:35,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 12:23:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 12:23:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 12:23:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2020-10-14 12:23:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-14 12:23:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-14 12:23:35,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-14 12:23:35,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-14 12:23:35,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-14 12:23:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-14 12:23:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2020-10-14 12:23:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-14 12:23:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-14 12:23:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2020-10-14 12:23:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-14 12:23:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-14 12:23:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-14 12:23:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-14 12:23:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-14 12:23:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-14 12:23:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 12:23:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-14 12:23:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-14 12:23:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-14 12:23:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interface_claimed [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-14 12:23:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2020-10-14 12:23:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-14 12:23:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_get [2020-10-14 12:23:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 12:23:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 12:23:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 12:23:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 12:23:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 12:23:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 12:23:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 12:23:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 12:23:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 12:23:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 12:23:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 12:23:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-14 12:23:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2020-10-14 12:23:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2020-10-14 12:23:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_get_by_index [2020-10-14 12:23:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_alloc_minor [2020-10-14 12:23:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2020-10-14 12:23:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_alloc [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure show_caps [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_codes [2020-10-14 12:23:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_rel_date [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_process_read_urb [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2020-10-14 12:23:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_bulk [2020-10-14 12:23:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2020-10-14 12:23:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2020-10-14 12:23:36,009 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_open [2020-10-14 12:23:36,009 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_activate [2020-10-14 12:23:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2020-10-14 12:23:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2020-10-14 12:23:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2020-10-14 12:23:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2020-10-14 12:23:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_close [2020-10-14 12:23:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write [2020-10-14 12:23:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2020-10-14 12:23:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2020-10-14 12:23:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_info [2020-10-14 12:23:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_info [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_alloc [2020-10-14 12:23:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_probe [2020-10-14 12:23:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2020-10-14 12:23:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2020-10-14 12:23:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_suspend [2020-10-14 12:23:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2020-10-14 12:23:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_reset_resume [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_init [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_exit [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_3 [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_1 [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 12:23:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_8 [2020-10-14 12:23:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2020-10-14 12:23:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_10 [2020-10-14 12:23:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_11 [2020-10-14 12:23:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf_12 [2020-10-14 12:23:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_13 [2020-10-14 12:23:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_14 [2020-10-14 12:23:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_15 [2020-10-14 12:23:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_16 [2020-10-14 12:23:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_17 [2020-10-14 12:23:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_18 [2020-10-14 12:23:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2020-10-14 12:23:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_22 [2020-10-14 12:23:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_26 [2020-10-14 12:23:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_27 [2020-10-14 12:23:36,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_28 [2020-10-14 12:23:36,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_32 [2020-10-14 12:23:36,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_33 [2020-10-14 12:23:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_34 [2020-10-14 12:23:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_37 [2020-10-14 12:23:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_39 [2020-10-14 12:23:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_40 [2020-10-14 12:23:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-14 12:23:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-14 12:23:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-14 12:23:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-14 12:23:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-14 12:23:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-14 12:23:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-14 12:23:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-14 12:23:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 12:23:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-14 12:23:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-14 12:23:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 12:23:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-14 12:23:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2020-10-14 12:23:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 12:23:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2020-10-14 12:23:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_standard_install [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2020-10-14 12:23:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-14 12:23:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-14 12:23:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-14 12:23:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-14 12:23:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 12:23:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 12:23:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 12:23:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 12:23:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2020-10-14 12:23:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-14 12:23:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-14 12:23:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-14 12:23:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-14 12:23:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 12:23:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 12:23:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-14 12:23:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-14 12:23:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-14 12:23:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-14 12:23:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 12:23:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-14 12:23:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-14 12:23:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2020-10-14 12:23:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_22 [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf_12 [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-14 12:23:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_8 [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_13 [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_10 [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_11 [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_14 [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2020-10-14 12:23:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interface_claimed [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_39 [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-14 12:23:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_40 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_18 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_17 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_15 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_16 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_26 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_27 [2020-10-14 12:23:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_28 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_32 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_33 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_34 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-14 12:23:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_37 [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2020-10-14 12:23:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2020-10-14 12:23:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_standard_install [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2020-10-14 12:23:36,069 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_get [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-14 12:23:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-14 12:23:36,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 12:23:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 12:23:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_3 [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_1 [2020-10-14 12:23:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2020-10-14 12:23:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-14 12:23:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure acm_get_by_index [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure acm_alloc_minor [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2020-10-14 12:23:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_alloc [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure show_caps [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_codes [2020-10-14 12:23:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 12:23:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_rel_date [2020-10-14 12:23:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2020-10-14 12:23:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2020-10-14 12:23:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_process_read_urb [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_bulk [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_open [2020-10-14 12:23:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_activate [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_close [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2020-10-14 12:23:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_info [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 12:23:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_info [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_alloc [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_probe [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2020-10-14 12:23:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure acm_suspend [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure acm_reset_resume [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure acm_init [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure acm_exit [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 12:23:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 12:23:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 12:23:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 12:23:37,584 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 12:23:47,114 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-14 12:23:55,252 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 12:23:55,252 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 12:23:55,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:23:55 BoogieIcfgContainer [2020-10-14 12:23:55,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 12:23:55,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 12:23:55,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 12:23:55,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 12:23:55,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:23:32" (1/3) ... [2020-10-14 12:23:55,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7264da93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:23:55, skipping insertion in model container [2020-10-14 12:23:55,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:23:35" (2/3) ... [2020-10-14 12:23:55,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7264da93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:23:55, skipping insertion in model container [2020-10-14 12:23:55,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:23:55" (3/3) ... [2020-10-14 12:23:55,278 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2020-10-14 12:23:55,288 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 12:23:55,300 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 12:23:55,312 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 12:23:55,343 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 12:23:55,343 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 12:23:55,343 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 12:23:55,343 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 12:23:55,343 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 12:23:55,343 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 12:23:55,344 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 12:23:55,344 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 12:23:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states. [2020-10-14 12:23:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-14 12:23:55,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:23:55,420 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:23:55,421 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:23:55,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:23:55,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1439587962, now seen corresponding path program 1 times [2020-10-14 12:23:55,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:23:55,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [863143050] [2020-10-14 12:23:55,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:23:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:23:57,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:23:58,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:05,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:05,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-14 12:24:05,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 12:24:05,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7944 [2020-10-14 12:24:05,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:05,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:05,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:24:05,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-14 12:24:05,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 12:24:05,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 12:24:17,994 WARN L193 SmtUtils]: Spent 12.39 s on a formula simplification that was a NOOP. DAG size: 1558 [2020-10-14 12:24:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:24:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:18,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:24:24,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6162 [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 12:24:24,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:24:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:24:24,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 12:24:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 12:24:24,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 12:24:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 12:24:24,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 12:24:24,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 12:24:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:24:24,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 12:24:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 12:24:24,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 12:24:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:24:24,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 12:24:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:24:24,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 12:24:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:24:24,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 12:24:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 12:24:24,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:24:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 12:24:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 12:24:24,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:24:24,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 12:24:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:24:24,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 12:24:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 12:24:24,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:24:24,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 12:24:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 12:24:24,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 12:24:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:24,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:24:24,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 12:24:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:24,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:24:24,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 12:24:24,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:24,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:24,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:24,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 12:24:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:24,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:24,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:24:25,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 12:24:25,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 12:24:25,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:25,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 12:24:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:25,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 12:24:25,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:25,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 12:24:25,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 12:24:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:24:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:24:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:25,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 12:24:25,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:24:25,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:25,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:25,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:24:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:25,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:24:25,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:25,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 12:24:25,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 12:24:25,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:24:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:25,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:24:25,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:25,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 12:24:25,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:25,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 12:24:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:24:25,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:24:25,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:24:25,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:24:25,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:24:25,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 12:24:25,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:24:25,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:24:25,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:24:25,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:24:25,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:24:25,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:24:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-14 12:24:25,354 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [863143050] [2020-10-14 12:24:25,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:24:25,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 12:24:25,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88787333] [2020-10-14 12:24:25,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 12:24:25,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:24:25,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 12:24:25,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:24:25,380 INFO L87 Difference]: Start difference. First operand 1938 states. Second operand 7 states. [2020-10-14 12:24:38,304 WARN L193 SmtUtils]: Spent 12.85 s on a formula simplification that was a NOOP. DAG size: 1561 [2020-10-14 12:24:59,298 WARN L193 SmtUtils]: Spent 12.75 s on a formula simplification that was a NOOP. DAG size: 1563