/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:55:16,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:55:16,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:55:16,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:55:16,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:55:16,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:55:16,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:55:16,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:55:16,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:55:16,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:55:16,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:55:16,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:55:16,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:55:16,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:55:16,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:55:16,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:55:16,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:55:16,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:55:16,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:55:16,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:55:16,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:55:16,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:55:16,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:55:16,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:55:16,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:55:16,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:55:16,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:55:16,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:55:16,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:55:16,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:55:16,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:55:16,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:55:16,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:55:16,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:55:16,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:55:16,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:55:16,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:55:16,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:55:16,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:55:16,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:55:16,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:55:16,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:55:16,377 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:55:16,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:55:16,378 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:55:16,378 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:55:16,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:55:16,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:55:16,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:55:16,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:55:16,381 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:55:16,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:55:16,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:55:16,381 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:55:16,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:55:16,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:55:16,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:55:16,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:55:16,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:55:16,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:55:16,383 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:55:16,383 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:55:16,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:55:16,383 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:55:16,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:55:16,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:55:16,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:55:16,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:55:16,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:55:16,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:55:16,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:55:16,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:55:16,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:55:16,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:55:16,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:55:16,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:55:16,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:55:16,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:55:16,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:55:16,798 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:55:16,799 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:55:16,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i [2022-10-16 12:55:16,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d37119c/9ec1edab549a4e628edaf28ec887128c/FLAG065d78fb6 [2022-10-16 12:55:18,293 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:55:18,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i [2022-10-16 12:55:18,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d37119c/9ec1edab549a4e628edaf28ec887128c/FLAG065d78fb6 [2022-10-16 12:55:18,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d37119c/9ec1edab549a4e628edaf28ec887128c [2022-10-16 12:55:18,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:55:18,505 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:55:18,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:55:18,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:55:18,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:55:18,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:55:18" (1/1) ... [2022-10-16 12:55:18,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5eae04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:18, skipping insertion in model container [2022-10-16 12:55:18,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:55:18" (1/1) ... [2022-10-16 12:55:18,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:55:18,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:55:20,788 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i[190502,190515] [2022-10-16 12:55:21,606 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:21,624 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:21,625 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:21,634 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:23,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:55:23,206 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:55:23,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i[190502,190515] [2022-10-16 12:55:23,727 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:23,731 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:23,732 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:23,737 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-16 12:55:24,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:55:24,531 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:55:24,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24 WrapperNode [2022-10-16 12:55:24,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:55:24,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:55:24,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:55:24,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:55:24,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:24,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:24,979 INFO L138 Inliner]: procedures = 352, calls = 6447, calls flagged for inlining = 152, calls inlined = 32, statements flattened = 4316 [2022-10-16 12:55:24,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:55:24,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:55:24,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:55:24,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:55:24,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:24,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,232 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:55:25,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:55:25,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:55:25,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:55:25,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (1/1) ... [2022-10-16 12:55:25,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:55:25,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:55:25,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:55:25,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:55:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2022-10-16 12:55:25,410 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2022-10-16 12:55:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-16 12:55:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-16 12:55:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-16 12:55:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:55:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:55:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2022-10-16 12:55:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2022-10-16 12:55:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 12:55:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 12:55:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:55:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:55:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-16 12:55:25,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-16 12:55:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2022-10-16 12:55:25,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2022-10-16 12:55:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-10-16 12:55:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-10-16 12:55:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:55:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:55:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2022-10-16 12:55:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2022-10-16 12:55:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:55:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:55:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_enterconfigmode [2022-10-16 12:55:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_enterconfigmode [2022-10-16 12:55:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:55:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:55:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:55:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:55:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure if_ioctl [2022-10-16 12:55:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure if_ioctl [2022-10-16 12:55:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-16 12:55:25,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-16 12:55:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:55:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:55:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 12:55:25,417 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-16 12:55:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure if_tiocmget [2022-10-16 12:55:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure if_tiocmget [2022-10-16 12:55:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 12:55:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 12:55:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:55:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:55:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure if_config [2022-10-16 12:55:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure if_config [2022-10-16 12:55:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-16 12:55:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-16 12:55:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure if_chars_in_buffer [2022-10-16 12:55:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure if_chars_in_buffer [2022-10-16 12:55:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure if_write_room [2022-10-16 12:55:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure if_write_room [2022-10-16 12:55:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure if_lock [2022-10-16 12:55:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure if_lock [2022-10-16 12:55:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-16 12:55:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-16 12:55:25,421 INFO L130 BoogieDeclarations]: Found specification of procedure if_throttle [2022-10-16 12:55:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure if_throttle [2022-10-16 12:55:25,421 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-16 12:55:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-16 12:55:25,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:55:25,422 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-16 12:55:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-16 12:55:25,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2022-10-16 12:55:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2022-10-16 12:55:25,422 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 12:55:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 12:55:25,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:55:25,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:55:25,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:55:25,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:55:25,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:55:25,424 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-10-16 12:55:25,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:55:25,424 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-16 12:55:25,424 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-16 12:55:25,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:55:25,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:55:25,425 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 12:55:25,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:55:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:55:25,425 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-16 12:55:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-16 12:55:25,425 INFO L130 BoogieDeclarations]: Found specification of procedure if_tiocmset [2022-10-16 12:55:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure if_tiocmset [2022-10-16 12:55:25,426 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-16 12:55:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-16 12:55:25,426 INFO L130 BoogieDeclarations]: Found specification of procedure if_open [2022-10-16 12:55:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure if_open [2022-10-16 12:55:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-16 12:55:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-16 12:55:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure setflags [2022-10-16 12:55:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setflags [2022-10-16 12:55:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:55:25,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:55:25,428 INFO L130 BoogieDeclarations]: Found specification of procedure if_unthrottle [2022-10-16 12:55:25,428 INFO L138 BoogieDeclarations]: Found implementation of procedure if_unthrottle [2022-10-16 12:55:25,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:55:25,428 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-16 12:55:25,428 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-16 12:55:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:55:25,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:55:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 12:55:25,429 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 12:55:26,027 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:55:26,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:55:26,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-16 12:55:26,594 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-16 12:55:26,627 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:55:26,632 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:55:26,986 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false;call ULTIMATE.dealloc(if_version_~#version~0#1.base, if_version_~#version~0#1.offset);havoc if_version_~#version~0#1.base, if_version_~#version~0#1.offset;call ULTIMATE.dealloc(if_version_~#compat~0#1.base, if_version_~#compat~0#1.offset);havoc if_version_~#compat~0#1.base, if_version_~#compat~0#1.offset;call ULTIMATE.dealloc(if_version_~#__wait~4#1.base, if_version_~#__wait~4#1.offset);havoc if_version_~#__wait~4#1.base, if_version_~#__wait~4#1.offset; [2022-10-16 12:55:26,987 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2022-10-16 12:55:26,988 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume !false; [2022-10-16 12:55:26,988 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##52: assume false; [2022-10-16 12:55:26,989 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2022-10-16 12:55:26,992 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2022-10-16 12:55:26,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2022-10-16 12:55:26,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2022-10-16 12:55:26,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2022-10-16 12:55:26,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2022-10-16 12:55:27,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-10-16 12:55:27,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-10-16 12:55:27,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2022-10-16 12:55:27,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2022-10-16 12:55:27,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5012-1: ~tmp~4#1.base, ~tmp~4#1.offset := #t~ret76#1.base, #t~ret76#1.offset;havoc #t~ret76#1.base, #t~ret76#1.offset;~__ptr~0#1.base, ~__ptr~0#1.offset := ~tmp~4#1.base, ~tmp~4#1.offset; [2022-10-16 12:55:27,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5012: SUMMARY for call #t~ret76#1.base, #t~ret76#1.offset := get_current(); srcloc: null [2022-10-16 12:55:27,284 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:55:27,285 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:55:27,286 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:55:27,420 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-10-16 12:55:27,420 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-10-16 12:55:27,420 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume false; [2022-10-16 12:55:27,421 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume !false; [2022-10-16 12:55:27,421 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2022-10-16 12:55:27,421 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2022-10-16 12:55:27,702 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 12:56:44,909 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2022-10-16 12:56:44,909 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2022-10-16 12:56:44,950 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:56:44,967 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:56:44,967 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-16 12:56:44,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:56:44 BoogieIcfgContainer [2022-10-16 12:56:44,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:56:44,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:56:44,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:56:44,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:56:44,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:55:18" (1/3) ... [2022-10-16 12:56:44,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc64be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:56:44, skipping insertion in model container [2022-10-16 12:56:44,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:55:24" (2/3) ... [2022-10-16 12:56:44,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc64be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:56:44, skipping insertion in model container [2022-10-16 12:56:44,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:56:44" (3/3) ... [2022-10-16 12:56:44,983 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i [2022-10-16 12:56:45,008 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:56:45,008 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-10-16 12:56:45,097 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:56:45,108 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55774d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:56:45,108 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-10-16 12:56:45,118 INFO L276 IsEmpty]: Start isEmpty. Operand has 715 states, 541 states have (on average 1.4436229205175601) internal successors, (781), 567 states have internal predecessors, (781), 117 states have call successors, (117), 43 states have call predecessors, (117), 43 states have return successors, (117), 116 states have call predecessors, (117), 117 states have call successors, (117) [2022-10-16 12:56:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-16 12:56:45,132 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:56:45,133 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:56:45,134 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting if_openErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [gigaset_enterconfigmodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, gigaset_enterconfigmodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 12 more)] === [2022-10-16 12:56:45,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:56:45,141 INFO L85 PathProgramCache]: Analyzing trace with hash -764722569, now seen corresponding path program 1 times [2022-10-16 12:56:45,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:56:45,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429904576] [2022-10-16 12:56:45,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:56:45,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:56:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:56:49,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:56:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:56:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 12:56:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:56:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-16 12:56:49,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:56:49,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429904576] [2022-10-16 12:56:49,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429904576] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:56:49,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:56:49,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:56:49,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812621489] [2022-10-16 12:56:49,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:56:49,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:56:49,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:56:49,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:56:49,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:56:49,283 INFO L87 Difference]: Start difference. First operand has 715 states, 541 states have (on average 1.4436229205175601) internal successors, (781), 567 states have internal predecessors, (781), 117 states have call successors, (117), 43 states have call predecessors, (117), 43 states have return successors, (117), 116 states have call predecessors, (117), 117 states have call successors, (117) Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 12:56:51,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:56:53,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:56:53,026 INFO L93 Difference]: Finished difference Result 1537 states and 2241 transitions. [2022-10-16 12:56:53,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:56:53,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2022-10-16 12:56:53,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:56:53,055 INFO L225 Difference]: With dead ends: 1537 [2022-10-16 12:56:53,055 INFO L226 Difference]: Without dead ends: 816 [2022-10-16 12:56:53,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:56:53,070 INFO L413 NwaCegarLoop]: 931 mSDtfsCounter, 1412 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1471 SdHoareTripleChecker+Valid, 1973 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:56:53,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1471 Valid, 1973 Invalid, 852 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [292 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-10-16 12:56:53,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2022-10-16 12:56:53,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 702. [2022-10-16 12:56:53,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 531 states have (on average 1.4048964218455744) internal successors, (746), 555 states have internal predecessors, (746), 115 states have call successors, (115), 42 states have call predecessors, (115), 42 states have return successors, (115), 114 states have call predecessors, (115), 115 states have call successors, (115) [2022-10-16 12:56:53,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 976 transitions. [2022-10-16 12:56:53,212 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 976 transitions. Word has length 27 [2022-10-16 12:56:53,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:56:53,212 INFO L495 AbstractCegarLoop]: Abstraction has 702 states and 976 transitions. [2022-10-16 12:56:53,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 12:56:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 976 transitions. [2022-10-16 12:56:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-16 12:56:53,216 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:56:53,216 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:56:53,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:56:53,217 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting if_openErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [gigaset_enterconfigmodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, gigaset_enterconfigmodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 12 more)] === [2022-10-16 12:56:53,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:56:53,218 INFO L85 PathProgramCache]: Analyzing trace with hash -762875527, now seen corresponding path program 1 times [2022-10-16 12:56:53,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:56:53,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068577212] [2022-10-16 12:56:53,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:56:53,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:56:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:56:54,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 12:56:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:56:54,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 12:56:54,991 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 12:56:54,993 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location if_openErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2022-10-16 12:56:54,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location gigaset_enterconfigmodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2022-10-16 12:56:54,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location gigaset_enterconfigmodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2022-10-16 12:56:54,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location gigaset_enterconfigmodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2022-10-16 12:56:54,997 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location gigaset_enterconfigmodeErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2022-10-16 12:56:54,997 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2022-10-16 12:56:54,997 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_module_putErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2022-10-16 12:56:54,998 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location if_openErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2022-10-16 12:56:54,998 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2022-10-16 12:56:54,998 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2022-10-16 12:56:54,998 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_try_module_get_1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2022-10-16 12:56:54,999 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_try_module_get_1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2022-10-16 12:56:54,999 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2022-10-16 12:56:54,999 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2022-10-16 12:56:55,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:56:55,005 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-16 12:56:55,010 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 12:56:55,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:56:55 BoogieIcfgContainer [2022-10-16 12:56:55,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:56:55,130 INFO L158 Benchmark]: Toolchain (without parser) took 96629.29ms. Allocated memory was 151.0MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 106.7MB in the beginning and 635.2MB in the end (delta: -528.5MB). Peak memory consumption was 504.7MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,131 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 120.2MB in the end (delta: 88.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:56:55,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6022.29ms. Allocated memory was 151.0MB in the beginning and 358.6MB in the end (delta: 207.6MB). Free memory was 106.6MB in the beginning and 217.0MB in the end (delta: -110.5MB). Peak memory consumption was 133.3MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 447.01ms. Allocated memory is still 358.6MB. Free memory was 217.0MB in the beginning and 183.5MB in the end (delta: 33.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,133 INFO L158 Benchmark]: Boogie Preprocessor took 302.84ms. Allocated memory is still 358.6MB. Free memory was 183.5MB in the beginning and 157.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,134 INFO L158 Benchmark]: RCFGBuilder took 79685.83ms. Allocated memory was 358.6MB in the beginning and 1.2GB in the end (delta: 823.1MB). Free memory was 157.8MB in the beginning and 884.5MB in the end (delta: -726.7MB). Peak memory consumption was 639.0MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,134 INFO L158 Benchmark]: TraceAbstraction took 10154.19ms. Allocated memory is still 1.2GB. Free memory was 884.0MB in the beginning and 635.2MB in the end (delta: 248.8MB). Peak memory consumption was 249.3MB. Max. memory is 8.0GB. [2022-10-16 12:56:55,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 120.2MB in the end (delta: 88.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 6022.29ms. Allocated memory was 151.0MB in the beginning and 358.6MB in the end (delta: 207.6MB). Free memory was 106.6MB in the beginning and 217.0MB in the end (delta: -110.5MB). Peak memory consumption was 133.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 447.01ms. Allocated memory is still 358.6MB. Free memory was 217.0MB in the beginning and 183.5MB in the end (delta: 33.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 302.84ms. Allocated memory is still 358.6MB. Free memory was 183.5MB in the beginning and 157.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * RCFGBuilder took 79685.83ms. Allocated memory was 358.6MB in the beginning and 1.2GB in the end (delta: 823.1MB). Free memory was 157.8MB in the beginning and 884.5MB in the end (delta: -726.7MB). Peak memory consumption was 639.0MB. Max. memory is 8.0GB. * TraceAbstraction took 10154.19ms. Allocated memory is still 1.2GB. Free memory was 884.0MB in the beginning and 635.2MB in the end (delta: 248.8MB). Peak memory consumption was 249.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6968]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 6835, overapproximation of bitwiseAnd at line 7642. Possible FailurePath: [L4814] int gigaset_debuglevel ; [L6831] static struct list_head drivers = {& drivers, & drivers}; [L6832-L6836] static spinlock_t driver_lock = {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "driver_lock", 0, 0UL}}}}; [L7093] int LDV_IN_INTERRUPT ; [L7101] int ldv_module_refcounter = 1; [L7611-L7632] static struct tty_operations const if_ops = {(struct tty_struct *(*)(struct tty_driver * , struct inode * , int ))0, (int (*)(struct tty_driver * , struct tty_struct * ))0, (void (*)(struct tty_driver * , struct tty_struct * ))0, & if_open, & if_close, (void (*)(struct tty_struct * ))0, (void (*)(struct tty_struct * ))0, & if_write, (int (*)(struct tty_struct * , unsigned char ))0, (void (*)(struct tty_struct * ))0, & if_write_room, & if_chars_in_buffer, & if_ioctl, (long (*)(struct tty_struct * , unsigned int , unsigned long ))0, & if_set_termios, & if_throttle, & if_unthrottle, (void (*)(struct tty_struct * ))0, (void (*)(struct tty_struct * ))0, (void (*)(struct tty_struct * ))0, (int (*)(struct tty_struct * , int ))0, (void (*)(struct tty_struct * ))0, (void (*)(struct tty_struct * ))0, (void (*)(struct tty_struct * , int ))0, (void (*)(struct tty_struct * , char ))0, & if_tiocmget, & if_tiocmset, (int (*)(struct tty_struct * , struct winsize * ))0, (int (*)(struct tty_struct * , struct termiox * ))0, (int (*)(struct tty_struct * , struct serial_icounter_struct * ))0, (int (*)(struct tty_driver * , int , char * ))0, (int (*)(struct tty_driver * , int ))0, (void (*)(struct tty_driver * , int , char ))0, (struct file_operations const *)0}; [L9090-L9093] static struct device_attribute dev_attr_cidmode = {{"cidmode", 420U, (struct lock_class_key *)0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_cidmode, & set_cidmode}; [L9169-L9233] struct reply_t gigaset_tab_nocid[64U] = { {-27, -1, -1, 100, 100, 1, {29, 0, 0}, (char *)0}, {-105, 100, 100, -1, 101, 3, {0, 0, 0}, (char *)"Z\r"}, {0, 101, 103, -1, 120, 5, {30, 0, 0}, (char *)"+GMR\r"}, {-105, 101, 101, -1, 102, 5, {0, 0, 0}, (char *)"Z\r"}, {1, 101, 101, -1, 102, 5, {0, 0, 0}, (char *)"Z\r"}, {-105, 102, 102, -1, 108, 5, {1, 0, 0}, (char *)"^SDLE=0\r"}, {0, 108, 108, -1, 104, -1, {0, 0, 0}, (char *)0}, {101, 104, 104, 0, 103, 5, {0, 0, 0}, (char *)"Z\r"}, {-105, 104, 104, -1, 0, 0, {3, 0, 0}, (char *)0}, {1, 108, 108, -1, 0, 0, {3, 0, 0}, (char *)0}, {-105, 108, 108, -1, 105, 2, {2, 4, 29}, (char *)0}, {-105, 105, 105, -1, 103, 5, {0, 0, 0}, (char *)"Z\r"}, {1, 102, 102, -1, 107, 5, {0, 0, 0}, (char *)"^GETPRE\r"}, {0, 107, 107, -1, 0, 0, {5, 0, 0}, (char *)0}, {1, 107, 107, -1, 0, 0, {3, 0, 0}, (char *)0}, {-105, 107, 107, -1, 0, 0, {3, 0, 0}, (char *)0}, {1, 103, 103, -1, 0, 0, {3, 0, 0}, (char *)0}, {-105, 103, 103, -1, 0, 0, {3, 0, 0}, (char *)0}, {-20, 120, 120, -1, 121, -1, {31, 0, 0}, (char *)0}, {-105, 120, 121, -1, 0, 0, {32, 6, 0}, (char *)0}, {1, 120, 121, -1, 0, 0, {32, 6, 0}, (char *)0}, {0, 121, 121, -1, 0, 0, {33, 6, 0}, (char *)0}, {-27, 0, 0, 200, 201, 5, {0, 0, 0}, (char *)"^SDLE=0\r"}, {0, 201, 201, -1, 202, -1, {0, 0, 0}, (char *)0}, {101, 202, 202, 0, 0, 0, {7, 0, 0}, (char *)0}, {-9, 200, 249, -1, 0, 0, {47, 0, 0}, (char *)0}, {1, 200, 249, -1, 0, 0, {9, 0, 0}, (char *)0}, {-105, 200, 249, -1, 0, 0, {9, 0, 0}, (char *)0}, {-27, 0, 0, 250, 251, 5, {0, 0, 0}, (char *)"^SDLE=1\r"}, {0, 251, 251, -1, 252, -1, {0, 0, 0}, (char *)0}, {101, 252, 252, 1, 0, 0, {8, 0, 0}, (char *)0}, {1, 250, 299, -1, 0, 0, {10, 0, 0}, (char *)0}, {-105, 250, 299, -1, 0, 0, {10, 0, 0}, (char *)0}, {4, -1, -1, -1, -1, -1, {11, 0, 0}, (char *)0}, {-27, 0, 0, 300, 301, 5, {0, 0, 0}, (char *)"^SGCI?\r"}, {0, 301, 301, -1, 302, -1, {0, 0, 0}, (char *)0}, {3, 302, 302, -1, 0, 0, {12, 0, 0}, (char *)0}, {1, 301, 349, -1, 0, 0, {13, 0, 0}, (char *)0}, {-105, 301, 349, -1, 0, 0, {13, 0, 0}, (char *)0}, {-27, 0, 0, 10, 150, 5, {0, 0, 0}, (char *)"^SGCI=1\r"}, {0, 150, 150, -1, 0, 0, {54, 0, 0}, (char *)0}, {1, 150, 150, -1, 0, 0, {55, 0, 0}, (char *)0}, {-105, 150, 150, -1, 0, 0, {55, 0, 0}, (char *)0}, {-27, 0, 0, 11, 160, 5, {0, 0, 0}, (char *)"Z\r"}, {0, 160, 160, -1, 0, 0, {52, 0, 0}, (char *)0}, {1, 160, 160, -1, 0, 0, {53, 0, 0}, (char *)0}, {-105, 160, 160, -1, 0, 0, {53, 0, 0}, (char *)0}, {-27, 0, 0, 350, 0, 0, {36, 0, 0}, (char *)0}, {-27, 0, 0, 500, 504, 5, {0, 0, 0}, (char *)"Z\r"}, {0, 504, 504, -1, 0, 0, {14, 0, 0}, (char *)0}, {1, 501, 599, -1, 0, 0, {15, 0, 0}, (char *)0}, {-105, 501, 599, -1, 0, 0, {15, 0, 0}, (char *)0}, {-9, 501, 599, -1, 0, 0, {49, 0, 0}, (char *)0}, {-107, -1, -1, -1, -1, -1, {51, 0, 0}, (char *)0}, {-112, -1, -1, -1, -1, -1, {44, 0, 0}, (char *)0}, {-106, -1, -1, -1, -1, -1, {56, 0, 0}, (char *)0}, {-110, -1, -1, -1, -1, -1, {45, 0, 0}, (char *)0}, {-111, -1, -1, -1, -1, -1, {46, 0, 0}, (char *)0}, {-108, -1, -1, -1, -1, -1, {50, 0, 0}, (char *)0}, {1, -1, -1, -1, -1, -1, {35, 0, 0}, (char *)0}, {6, -1, -1, -1, -1, -1, {37, 0, 0}, (char *)0}, {-19, -1, -1, -1, -1, -1, {16, 0, 0}, (char *)0}, {-26, -1, -1, -1, -1, -1, {17, 0, 0}, (char *)0}, {-28, 0, 0, 0, 0, 0, {0, 0, 0}, (char *)0}}; [L9234-L9298] struct reply_t gigaset_tab_cid[64U] = { {-115, -1, -1, -1, -1, -1, {40, 0, 0}, (char *)0}, {-27, 0, 0, 600, 601, 5, {103, 0, 0}, (char *)0}, {0, 601, 601, -1, 603, 5, {104, 0, 0}, (char *)0}, {0, 603, 603, -1, 604, 5, {105, 0, 0}, (char *)0}, {0, 604, 604, -1, 605, 5, {102, 0, 0}, (char *)0}, {-21, 605, 605, -1, 606, 5, {106, 0, 0}, (char *)0}, {0, 605, 605, -1, 606, 5, {106, 0, 0}, (char *)0}, {-21, 606, 606, -1, 607, 5, {100, 0, 0}, (char *)0}, {0, 606, 606, -1, 607, 5, {100, 0, 0}, (char *)0}, {0, 607, 607, -1, 608, 5, {0, 0, 0}, (char *)"+VLS=17\r"}, {0, 608, 608, -1, 609, -1, {0, 0, 0}, (char *)0}, {100, 609, 609, 1, 610, 5, {101, 0, 0}, (char *)0}, {0, 610, 610, -1, 650, 0, {18, 0, 0}, (char *)0}, {1, 601, 610, -1, 0, 0, {19, 0, 0}, (char *)0}, {-105, 601, 610, -1, 0, 0, {19, 0, 0}, (char *)0}, {-117, 650, 650, -1, 651, -1, {0, 0, 0}, (char *)0}, {5, 609, 651, 17, -1, -1, {16, 0, 0}, (char *)0}, {102, 610, 651, -1, -1, -1, {16, 0, 0}, (char *)0}, {104, 610, 651, -1, -1, -1, {16, 0, 0}, (char *)0}, {100, 650, 651, 2, -1, -1, {16, 0, 0}, (char *)0}, {100, 650, 650, 3, 800, -1, {21, 0, 0}, (char *)0}, {100, 651, 651, 3, 800, -1, {21, 39, 0}, (char *)0}, {100, 750, 750, 3, 800, -1, {21, 0, 0}, (char *)0}, {100, 751, 751, 3, 800, -1, {21, 39, 0}, (char *)0}, {-117, 800, 800, -1, 800, -1, {39, 0, 0}, (char *)0}, {100, 650, 651, 4, 0, 0, {22, 0, 0}, (char *)0}, {100, 750, 751, 4, 0, 0, {24, 0, 0}, (char *)0}, {100, 800, 800, 4, 0, 0, {24, 0, 0}, (char *)0}, {-116, -1, -1, -1, -1, -1, {43, 0, 0}, (char *)0}, {-27, -1, -1, 400, 401, 5, {0, 0, 0}, (char *)"+VLS=0\r"}, {0, 401, 401, -1, 402, 5, {0, 0, 0}, (char *)0}, {5, 402, 402, 0, 403, 5, {0, 0, 0}, (char *)0}, {100, 403, 403, 6, -1, -1, {16, 0, 0}, (char *)0}, {100, 403, 403, 5, 0, 0, {20, 0, 0}, (char *)0}, {-9, 401, 403, -1, 0, 0, {48, 0, 0}, (char *)0}, {1, 401, 401, -1, 0, 0, {25, 0, 0}, (char *)0}, {-105, 401, 403, -1, 0, 0, {25, 0, 0}, (char *)0}, {-118, 0, 0, -1, 0, -1, {38, 0, 0}, (char *)0}, {106, 700, 700, -1, -1, -1, {0, 0, 0}, (char *)0}, {107, 700, 700, -1, -1, -1, {0, 0, 0}, (char *)0}, {103, 700, 700, -1, -1, -1, {0, 0, 0}, (char *)0}, {104, 700, 700, -1, -1, -1, {0, 0, 0}, (char *)0}, {102, 700, 700, -1, -1, -1, {0, 0, 0}, (char *)0}, {-105, 700, 700, -1, 720, 720, {26, 0, 0}, (char *)0}, {-118, 720, 720, -1, 0, -1, {38, 0, 0}, (char *)0}, {-114, -1, -1, -1, -1, -1, {41, 0, 0}, (char *)0}, {-27, 720, 720, 720, 721, 5, {104, 0, 0}, (char *)0}, {0, 721, 721, -1, 722, 5, {100, 0, 0}, (char *)0}, {0, 722, 722, -1, 723, 5, {0, 0, 0}, (char *)"+VLS=17\r"}, {0, 723, 723, -1, 724, 5, {0, 0, 0}, (char *)0}, {5, 724, 724, 17, 750, 50, {27, 0, 0}, (char *)0}, {1, 721, 729, -1, 0, 0, {28, 0, 0}, (char *)0}, {-105, 721, 729, -1, 0, 0, {28, 0, 0}, (char *)0}, {100, 700, 729, 5, 0, 0, {28, 0, 0}, (char *)0}, {100, 700, 729, 3, 0, 0, {28, 0, 0}, (char *)0}, {100, 700, 729, 4, 0, 0, {28, 0, 0}, (char *)0}, {-117, 750, 750, -1, 751, -1, {0, 0, 0}, (char *)0}, {-105, 750, 751, -1, 0, 0, {23, 0, 0}, (char *)0}, {-118, -1, -1, -1, -1, -1, {38, 0, 0}, (char *)0}, {105, -1, -1, -1, -1, -1, {16, 0, 0}, (char *)0}, {6, -1, -1, -1, -1, -1, {37, 0, 0}, (char *)0}, {-19, -1, -1, -1, -1, -1, {16, 0, 0}, (char *)0}, {-26, -1, -1, -1, -1, -1, {17, 0, 0}, (char *)0}, {-28, 0, 0, 0, 0, 0, {0, 0, 0}, (char *)0}}; [L9299-L9314] static struct resp_type_t const resp_type[15U] = { {(unsigned char *)"OK", 0, 0}, {(unsigned char *)"ERROR", 1, 0}, {(unsigned char *)"ZSAU", 100, 1}, {(unsigned char *)"ZCAU", 6, 6}, {(unsigned char *)"RING", 4, 2}, {(unsigned char *)"ZGCI", 3, 3}, {(unsigned char *)"ZVLS", 5, 3}, {(unsigned char *)"ZCTP", 102, 3}, {(unsigned char *)"ZDLE", 101, 3}, {(unsigned char *)"ZHLC", 107, 4}, {(unsigned char *)"ZBC", 106, 4}, {(unsigned char *)"NMBR", 103, 4}, {(unsigned char *)"ZCPN", 104, 4}, {(unsigned char *)"ZCON", 105, 4}, {(unsigned char *)0, 0, 0}}; [L9315-L9321] static struct zsau_resp_t const zsau_resp[7U] = { {(unsigned char *)"OUTGOING_CALL_PROCEEDING", 1}, {(unsigned char *)"CALL_DELIVERED", 2}, {(unsigned char *)"ACTIVE", 3}, {(unsigned char *)"DISCONNECT_IND", 4}, {(unsigned char *)"NULL", 5}, {(unsigned char *)"DISCONNECT_REQ", 6}, {(unsigned char *)0, -1}}; [L13314-L13343] static struct __anonstruct_cip2bchlc_198 cip2bchlc[29U] = { {(u8 *)0, (u8 *)0}, {(u8 *)"8090A3", (u8 *)0}, {(u8 *)"8890", (u8 *)0}, {(u8 *)"8990", (u8 *)0}, {(u8 *)"9090A3", (u8 *)0}, {(u8 *)"9190", (u8 *)0}, {(u8 *)"9890", (u8 *)0}, {(u8 *)"88C0C6E6", (u8 *)0}, {(u8 *)"8890218F", (u8 *)0}, {(u8 *)"9190A5", (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)0, (u8 *)0}, {(u8 *)"8090A3", (u8 *)"9181"}, {(u8 *)"9090A3", (u8 *)"9184"}, {(u8 *)"8890", (u8 *)"91A1"}, {(u8 *)"8890", (u8 *)"91A4"}, {(u8 *)"8890", (u8 *)"91A8"}, {(u8 *)"8890", (u8 *)"91B1"}, {(u8 *)"8890", (u8 *)"91B2"}, {(u8 *)"8890", (u8 *)"91B5"}, {(u8 *)"8890", (u8 *)"91B8"}, {(u8 *)"8890", (u8 *)"91C1"}, {(u8 *)"9190A5", (u8 *)"9181"}, {(u8 *)"9190A5", (u8 *)"916001"}, {(u8 *)"8890", (u8 *)"916002"}}; [L16141] static unsigned long ignored_msg_dump_time ; [L16193-L16217] static struct __anonstruct_capi_send_handler_table_202 capi_send_handler_table[24U] = { {(u16 )34432U, & do_data_b3_req}, {(u16 )34435U, & do_data_b3_resp}, {(u16 )384U, & do_alert_req}, {(u16 )899U, & do_nothing}, {(u16 )33667U, & do_nothing}, {(u16 )33408U, & do_connect_b3_req}, {(u16 )33411U, & do_connect_b3_resp}, {(u16 )34947U, & do_nothing}, {(u16 )640U, & do_connect_req}, {(u16 )643U, & do_connect_resp}, {(u16 )33920U, & do_disconnect_b3_req}, {(u16 )33923U, & do_nothing}, {(u16 )1152U, & do_disconnect_req}, {(u16 )1155U, & do_nothing}, {(u16 )32896U, & do_facility_req}, {(u16 )32899U, & do_nothing}, {(u16 )1408U, & do_listen_req}, {(u16 )16768U, & do_unsupported}, {(u16 )34688U, & do_reset_b3_req}, {(u16 )34691U, & do_nothing}, {(u16 )2176U, & do_unsupported}, {(u16 )2179U, & do_nothing}, {(u16 )65408U, & do_nothing}, {(u16 )65411U, & do_nothing}}; [L16578-L16607] static struct file_operations const gigaset_proc_fops = {& __this_module, & seq_lseek, & seq_read, (ssize_t (*)(struct file * , char const * , size_t , loff_t * ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (int (*)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ))0, (unsigned int (*)(struct file * , struct poll_table_struct * ))0, (long (*)(struct file * , unsigned int , unsigned long ))0, (long (*)(struct file * , unsigned int , unsigned long ))0, (int (*)(struct file * , struct vm_area_struct * ))0, & gigaset_proc_open, (int (*)(struct file * , fl_owner_t ))0, & single_release, (int (*)(struct file * , int ))0, (int (*)(struct kiocb * , int ))0, (int (*)(int , struct file * , int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct file * , struct page * , int , size_t , loff_t * , int ))0, (unsigned long (*)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ))0, (int (*)(int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ))0, (ssize_t (*)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ))0, (int (*)(struct file * , long , struct file_lock ** ))0, (long (*)(struct file * , int , loff_t , loff_t ))0}; [L16666-L16669] static struct capi_driver capi_driver_gigaset = {{(char )'g', (char )'i', (char )'g', (char )'a', (char )'s', (char )'e', (char )'t', (char )'\000'}, {(char )'1', (char )'.', (char )'0', (char )'\000'}, (int (*)(struct capi_driver * , capicardparams * ))0, {(struct list_head *)0, (struct list_head *)0}}; VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8811] struct tty_struct *var_group1 ; [L8812] struct file *var_group2 ; [L8813] int res_if_open_2 ; [L8814] unsigned int var_if_ioctl_4_p1 ; [L8815] unsigned long var_if_ioctl_4_p2 ; [L8816] unsigned char const *var_if_write_7_p1 ; [L8817] int var_if_write_7_p2 ; [L8818] struct ktermios *var_group3 ; [L8819] unsigned int var_if_tiocmset_6_p1 ; [L8820] unsigned int var_if_tiocmset_6_p2 ; [L8821] int ldv_s_if_ops_tty_operations ; [L8822] int tmp ; [L8823] int tmp___0 ; VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8826] CALL, EXPR ldv_malloc(sizeof(struct list_head)) VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8805] COND TRUE __VERIFIER_nondet_bool() [L8805] return 0; VAL [\old(size)=8, \result={0:0}, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, size=8, zsau_resp={698:0}] [L8826] RET, EXPR ldv_malloc(sizeof(struct list_head)) VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_malloc(sizeof(struct list_head))={0:0}, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8826] drivers.prev = ldv_malloc(sizeof(struct list_head)) [L8827] CALL, EXPR ldv_malloc(sizeof(struct list_head)) VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8805] COND TRUE __VERIFIER_nondet_bool() [L8805] return 0; VAL [\old(size)=8, \result={0:0}, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, resp_type={697:0}, size=8, zsau_resp={698:0}] [L8827] RET, EXPR ldv_malloc(sizeof(struct list_head)) VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=0, ldv_malloc(sizeof(struct list_head))={0:0}, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L8827] drivers.next = ldv_malloc(sizeof(struct list_head)) [L8828] ldv_s_if_ops_tty_operations = 0 [L8829] LDV_IN_INTERRUPT = 1 [L8830] FCALL ldv_initialize() [L8948] tmp___0 = __VERIFIER_nondet_int() [L8950] COND TRUE tmp___0 != 0 VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_if_ops_tty_operations=0, resp_type={697:0}, tmp___0=-2, zsau_resp={698:0}] [L8835] tmp = __VERIFIER_nondet_int() [L8837] COND TRUE tmp == 0 VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_if_ops_tty_operations=0, resp_type={697:0}, tmp=0, tmp___0=-2, zsau_resp={698:0}] [L8873] COND TRUE ldv_s_if_ops_tty_operations == 0 VAL [__this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_if_ops_tty_operations=0, resp_type={697:0}, tmp=0, tmp___0=-2, zsau_resp={698:0}] [L8875] CALL if_open(var_group1, var_group2) VAL [\old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, zsau_resp={698:0}] [L7634] struct cardstate *cs ; [L7635] unsigned long flags ; [L7636] long tmp ; [L7637] int tmp___0 ; [L7638] int tmp___1 ; [L7639] raw_spinlock_t *tmp___2 ; [L7642-L7643] tmp = __builtin_expect((long )(((unsigned int )gigaset_debuglevel & 524288U) != 0U), 0L) VAL [\old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, filp={4294967306:4294967320}, filp={4294967306:4294967320}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tmp=0, tty={4294967314:0}, tty={4294967314:0}, zsau_resp={698:0}] [L7645] COND FALSE !(tmp != 0L) VAL [\old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, filp={4294967306:4294967320}, filp={4294967306:4294967320}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tmp=0, tty={4294967314:0}, tty={4294967314:0}, zsau_resp={698:0}] [L7652] tty->driver_data = (void *)0 [L7653] CALL gigaset_get_cs_by_tty(tty) [L6958] struct cardstate *tmp ; [L6960] EXPR tty->index VAL [\old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tty={4294967314:0}, tty={4294967314:0}, tty->index=0, zsau_resp={698:0}] [L6960] COND FALSE !(tty->index < 0) [L6963] EXPR tty->index [L6963] EXPR tty->driver [L6963] EXPR (tty->driver)->num VAL [(tty->driver)->num=705, \old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tty={4294967314:0}, tty={4294967314:0}, tty->driver={4294967299:0}, tty->index=0, zsau_resp={698:0}] [L6963] COND FALSE !(tty->index >= (tty->driver)->num) [L6968] EXPR tty->index [L6968] EXPR tty->driver [L6968] EXPR (tty->driver)->minor_start VAL [(tty->driver)->minor_start=2147483648, \old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tty={4294967314:0}, tty={4294967314:0}, tty->driver={4294967299:0}, tty->index=0, zsau_resp={698:0}] [L6968] tty->index + (tty->driver)->minor_start VAL [(tty->driver)->minor_start=2147483648, \old(ldv_module_refcounter)=1, __this_module={4294967317:4294967298}, capi_driver_gigaset={703:0}, capi_send_handler_table={701:0}, cip2bchlc={699:0}, dev_attr_cidmode={694:0}, driver_lock={692:0}, drivers={691:0}, gigaset_debuglevel=0, gigaset_proc_fops={702:0}, gigaset_tab_cid={696:0}, gigaset_tab_nocid={695:0}, if_ops={693:0}, ignored_msg_dump_time={700:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, resp_type={697:0}, tty={4294967314:0}, tty={4294967314:0}, tty->driver={4294967299:0}, tty->index=0, zsau_resp={698:0}] - UnprovableResult [Line: 5088]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5088]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5106]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5106]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7140]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7140]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6968]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 16555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 16555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7120]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7120]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8882]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 8882]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 715 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1471 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1412 mSDsluCounter, 1973 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1042 mSDsCounter, 292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 560 IncrementalHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 292 mSolverCounterUnsat, 931 mSDtfsCounter, 560 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=715occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 114 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-16 12:56:55,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...