/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 13:48:03,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 13:48:03,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 13:48:03,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 13:48:03,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 13:48:03,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 13:48:03,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 13:48:03,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 13:48:03,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 13:48:03,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 13:48:03,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 13:48:03,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 13:48:03,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 13:48:03,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 13:48:03,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 13:48:03,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 13:48:03,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 13:48:03,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 13:48:03,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 13:48:03,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 13:48:03,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 13:48:03,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 13:48:03,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 13:48:03,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 13:48:03,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 13:48:03,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 13:48:03,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 13:48:03,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 13:48:03,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 13:48:03,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 13:48:03,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 13:48:03,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 13:48:03,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 13:48:03,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 13:48:03,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 13:48:03,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 13:48:03,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 13:48:03,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 13:48:03,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 13:48:03,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 13:48:03,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 13:48:03,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 13:48:03,690 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 13:48:03,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 13:48:03,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 13:48:03,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 13:48:03,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 13:48:03,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 13:48:03,692 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 13:48:03,692 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 13:48:03,692 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 13:48:03,692 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 13:48:03,692 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 13:48:03,692 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 13:48:03,693 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 13:48:03,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 13:48:03,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 13:48:03,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 13:48:03,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 13:48:03,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 13:48:03,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 13:48:03,695 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-31 13:48:03,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 13:48:03,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 13:48:03,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 13:48:03,915 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 13:48:03,916 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 13:48:03,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2023-03-31 13:48:05,056 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 13:48:05,410 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 13:48:05,410 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2023-03-31 13:48:05,441 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eaf233ca/c32e675390a34c98acf0510a3aaa9b70/FLAGf138e3613 [2023-03-31 13:48:05,454 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eaf233ca/c32e675390a34c98acf0510a3aaa9b70 [2023-03-31 13:48:05,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 13:48:05,457 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 13:48:05,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 13:48:05,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 13:48:05,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 13:48:05,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:48:05" (1/1) ... [2023-03-31 13:48:05,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ed9853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:05, skipping insertion in model container [2023-03-31 13:48:05,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:48:05" (1/1) ... [2023-03-31 13:48:05,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 13:48:05,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 13:48:06,260 WARN L247 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2023-03-31 13:48:06,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 13:48:06,492 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 13:48:06,652 WARN L247 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2023-03-31 13:48:06,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 13:48:06,716 INFO L208 MainTranslator]: Completed translation [2023-03-31 13:48:06,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06 WrapperNode [2023-03-31 13:48:06,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 13:48:06,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 13:48:06,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 13:48:06,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 13:48:06,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 13:48:06,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 13:48:06,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 13:48:06,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 13:48:06,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:48:06" (1/1) ... [2023-03-31 13:48:06,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 13:48:06,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 13:48:06,886 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) [2023-03-31 13:48:06,893 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 [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-31 13:48:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2023-03-31 13:48:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-03-31 13:48:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-03-31 13:48:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-03-31 13:48:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-03-31 13:48:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-03-31 13:48:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-03-31 13:48:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-03-31 13:48:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-03-31 13:48:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2023-03-31 13:48:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2023-03-31 13:48:06,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-31 13:48:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2023-03-31 13:48:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-03-31 13:48:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-03-31 13:48:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-31 13:48:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-03-31 13:48:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-03-31 13:48:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 13:48:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-31 13:48:06,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 13:48:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-31 13:48:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-03-31 13:48:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-03-31 13:48:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-03-31 13:48:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-03-31 13:48:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-03-31 13:48:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-03-31 13:48:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-03-31 13:48:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2023-03-31 13:48:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2023-03-31 13:48:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-03-31 13:48:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-31 13:48:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 13:48:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 13:48:07,243 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 13:48:07,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 13:48:07,386 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-03-31 13:48:08,641 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 13:48:08,777 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 13:48:08,777 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 13:48:08,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:48:08 BoogieIcfgContainer [2023-03-31 13:48:08,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 13:48:08,781 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 13:48:08,781 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 13:48:08,781 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 13:48:08,782 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:48:08" (1/1) ... [2023-03-31 13:48:08,782 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 13:48:08,799 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-31 13:48:08,799 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 13:48:08,804 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 13:48:08,808 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 13:48:08,809 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 13:48:21,359 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1860 for LOIs