/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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:11:20,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:11:20,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:11:20,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:11:20,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:11:20,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:11:20,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:11:20,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:11:20,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:11:20,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:11:20,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:11:20,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:11:20,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:11:20,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:11:20,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:11:20,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:11:20,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:11:20,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:11:20,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:11:20,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:11:20,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:11:20,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:11:20,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:11:20,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:11:20,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:11:20,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:11:20,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:11:20,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:11:20,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:11:20,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:11:20,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:11:20,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:11:20,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:11:20,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:11:20,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:11:20,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:11:20,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:11:20,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:11:20,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:11:20,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:11:20,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:11:20,260 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 [2022-10-15 21:11:20,328 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:11:20,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:11:20,329 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:11:20,329 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:11:20,330 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:11:20,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:11:20,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:11:20,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:11:20,332 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:11:20,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:11:20,332 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:11:20,332 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:11:20,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:11:20,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:11:20,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:11:20,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:11:20,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:11:20,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:11:20,334 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:11:20,334 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:11:20,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:11:20,334 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:11:20,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:11:20,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:11:20,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:11:20,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:11:20,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:11:20,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:11:20,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:11:20,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:11:20,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:11:20,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:11:20,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:11:20,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:11:20,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:11:20,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:11:20,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:11:20,846 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:11:20,847 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:11:20,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-10-15 21:11:20,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a867b1/c971450fd7c744fcb816824f00663f9d/FLAG2e0c3d943 [2022-10-15 21:11:22,368 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:11:22,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-10-15 21:11:22,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a867b1/c971450fd7c744fcb816824f00663f9d/FLAG2e0c3d943 [2022-10-15 21:11:22,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a867b1/c971450fd7c744fcb816824f00663f9d [2022-10-15 21:11:22,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:11:22,615 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:11:22,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:11:22,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:11:22,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:11:22,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:11:22" (1/1) ... [2022-10-15 21:11:22,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff37da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:22, skipping insertion in model container [2022-10-15 21:11:22,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:11:22" (1/1) ... [2022-10-15 21:11:22,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:11:22,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:11:24,622 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[171620,171633] [2022-10-15 21:11:26,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:11:26,845 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:11:27,025 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[171620,171633] [2022-10-15 21:11:27,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:11:27,937 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:11:27,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27 WrapperNode [2022-10-15 21:11:27,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:11:27,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:11:27,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:11:27,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:11:27,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,490 INFO L138 Inliner]: procedures = 318, calls = 3918, calls flagged for inlining = 135, calls inlined = 109, statements flattened = 6480 [2022-10-15 21:11:28,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:11:28,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:11:28,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:11:28,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:11:28,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:28,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:29,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:29,058 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:29,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:29,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:11:29,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:11:29,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:11:29,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:11:29,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (1/1) ... [2022-10-15 21:11:29,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:11:29,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:11:29,216 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) [2022-10-15 21:11:29,240 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 [2022-10-15 21:11:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2022-10-15 21:11:29,298 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2022-10-15 21:11:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-15 21:11:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-15 21:11:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2022-10-15 21:11:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2022-10-15 21:11:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2022-10-15 21:11:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2022-10-15 21:11:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2022-10-15 21:11:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2022-10-15 21:11:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:11:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:11:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2022-10-15 21:11:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2022-10-15 21:11:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-15 21:11:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-15 21:11:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2022-10-15 21:11:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2022-10-15 21:11:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-15 21:11:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-15 21:11:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-10-15 21:11:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-10-15 21:11:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:11:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:11:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-15 21:11:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-15 21:11:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2022-10-15 21:11:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2022-10-15 21:11:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2022-10-15 21:11:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2022-10-15 21:11:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2022-10-15 21:11:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2022-10-15 21:11:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2022-10-15 21:11:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2022-10-15 21:11:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2022-10-15 21:11:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2022-10-15 21:11:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:11:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:11:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2022-10-15 21:11:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2022-10-15 21:11:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-15 21:11:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-15 21:11:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:11:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:11:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2022-10-15 21:11:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2022-10-15 21:11:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:11:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:11:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_43 [2022-10-15 21:11:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_43 [2022-10-15 21:11:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-15 21:11:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-15 21:11:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2022-10-15 21:11:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2022-10-15 21:11:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-15 21:11:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-15 21:11:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-10-15 21:11:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-10-15 21:11:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2022-10-15 21:11:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2022-10-15 21:11:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 21:11:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 21:11:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2022-10-15 21:11:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2022-10-15 21:11:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-10-15 21:11:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-10-15 21:11:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2022-10-15 21:11:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2022-10-15 21:11:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-15 21:11:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-15 21:11:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2022-10-15 21:11:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2022-10-15 21:11:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2022-10-15 21:11:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2022-10-15 21:11:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-10-15 21:11:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-10-15 21:11:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:11:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-15 21:11:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-15 21:11:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2022-10-15 21:11:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2022-10-15 21:11:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-15 21:11:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:11:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2022-10-15 21:11:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2022-10-15 21:11:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2022-10-15 21:11:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2022-10-15 21:11:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2022-10-15 21:11:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2022-10-15 21:11:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_18 [2022-10-15 21:11:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_18 [2022-10-15 21:11:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2022-10-15 21:11:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2022-10-15 21:11:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2022-10-15 21:11:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2022-10-15 21:11:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2022-10-15 21:11:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2022-10-15 21:11:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 21:11:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 21:11:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2022-10-15 21:11:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2022-10-15 21:11:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:11:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure read_int_callback [2022-10-15 21:11:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure read_int_callback [2022-10-15 21:11:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-10-15 21:11:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-10-15 21:11:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:11:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-10-15 21:11:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-10-15 21:11:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_statmsg [2022-10-15 21:11:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_statmsg [2022-10-15 21:11:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-15 21:11:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-15 21:11:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure read_ctrl_callback [2022-10-15 21:11:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure read_ctrl_callback [2022-10-15 21:11:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 21:11:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 21:11:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2022-10-15 21:11:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2022-10-15 21:11:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-15 21:11:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-15 21:11:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2022-10-15 21:11:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2022-10-15 21:11:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:11:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:11:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2022-10-15 21:11:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2022-10-15 21:11:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:11:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-15 21:11:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-10-15 21:11:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-10-15 21:11:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2022-10-15 21:11:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2022-10-15 21:11:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2022-10-15 21:11:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2022-10-15 21:11:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2022-10-15 21:11:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2022-10-15 21:11:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:11:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2022-10-15 21:11:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2022-10-15 21:11:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-15 21:11:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-15 21:11:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:11:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:11:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2022-10-15 21:11:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2022-10-15 21:11:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:11:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-15 21:11:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2022-10-15 21:11:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2022-10-15 21:11:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2022-10-15 21:11:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2022-10-15 21:11:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2022-10-15 21:11:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2022-10-15 21:11:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:11:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:11:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:11:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2022-10-15 21:11:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2022-10-15 21:11:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:11:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:11:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2022-10-15 21:11:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2022-10-15 21:11:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:11:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-15 21:11:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-15 21:11:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-10-15 21:11:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-10-15 21:11:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2022-10-15 21:11:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2022-10-15 21:11:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2022-10-15 21:11:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2022-10-15 21:11:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2022-10-15 21:11:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2022-10-15 21:11:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:11:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure write_command_callback [2022-10-15 21:11:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure write_command_callback [2022-10-15 21:11:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2022-10-15 21:11:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2022-10-15 21:11:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:11:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:11:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:11:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:11:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:11:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:11:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-10-15 21:11:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-10-15 21:11:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-15 21:11:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-15 21:11:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-15 21:11:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-15 21:11:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-15 21:11:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-15 21:11:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2022-10-15 21:11:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2022-10-15 21:11:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:11:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:11:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-10-15 21:11:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-10-15 21:11:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2022-10-15 21:11:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2022-10-15 21:11:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-15 21:11:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-15 21:11:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure write_ctrl_callback [2022-10-15 21:11:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure write_ctrl_callback [2022-10-15 21:11:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure read_iso_callback [2022-10-15 21:11:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure read_iso_callback [2022-10-15 21:11:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_41 [2022-10-15 21:11:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_41 [2022-10-15 21:11:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-15 21:11:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-15 21:11:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-15 21:11:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-15 21:11:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:11:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2022-10-15 21:11:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2022-10-15 21:11:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2022-10-15 21:11:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2022-10-15 21:11:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-15 21:11:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-15 21:11:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:11:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:11:30,364 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:11:30,370 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:11:30,872 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:11:32,241 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-15 21:11:39,435 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:11:39,463 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:11:39,463 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:11:39,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:11:39 BoogieIcfgContainer [2022-10-15 21:11:39,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:11:39,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:11:39,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:11:39,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:11:39,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:11:22" (1/3) ... [2022-10-15 21:11:39,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@987ec1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:11:39, skipping insertion in model container [2022-10-15 21:11:39,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:27" (2/3) ... [2022-10-15 21:11:39,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@987ec1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:11:39, skipping insertion in model container [2022-10-15 21:11:39,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:11:39" (3/3) ... [2022-10-15 21:11:39,483 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-10-15 21:11:39,512 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:11:39,512 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 112 error locations. [2022-10-15 21:11:39,726 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:11:39,742 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;@2f464cb0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:11:39,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 112 error locations. [2022-10-15 21:11:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand has 2301 states, 1545 states have (on average 1.4207119741100325) internal successors, (2195), 1731 states have internal predecessors, (2195), 541 states have call successors, (541), 104 states have call predecessors, (541), 102 states have return successors, (531), 502 states have call predecessors, (531), 531 states have call successors, (531) [2022-10-15 21:11:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-15 21:11:39,790 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:11:39,792 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:11:39,794 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_timer_4Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [gigaset_freebcshwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, gigaset_freebcshwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, gigaset_freebcshwErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 109 more)] === [2022-10-15 21:11:39,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:11:39,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1300391296, now seen corresponding path program 1 times [2022-10-15 21:11:39,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:11:39,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710903366] [2022-10-15 21:11:39,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:11:39,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:11:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:11:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:11:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:11:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:11:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:11:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-15 21:11:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:41,849 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-15 21:11:41,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:11:41,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710903366] [2022-10-15 21:11:41,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710903366] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:11:41,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:11:41,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-15 21:11:41,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229639372] [2022-10-15 21:11:41,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:11:41,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-15 21:11:41,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:11:41,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-15 21:11:41,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:11:41,911 INFO L87 Difference]: Start difference. First operand has 2301 states, 1545 states have (on average 1.4207119741100325) internal successors, (2195), 1731 states have internal predecessors, (2195), 541 states have call successors, (541), 104 states have call predecessors, (541), 102 states have return successors, (531), 502 states have call predecessors, (531), 531 states have call successors, (531) Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)