/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/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 05:09:57,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 05:09:57,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 05:09:57,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 05:09:57,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 05:09:57,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 05:09:57,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 05:09:57,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 05:09:57,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 05:09:57,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 05:09:57,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 05:09:57,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 05:09:57,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 05:09:57,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 05:09:57,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 05:09:57,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 05:09:57,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 05:09:57,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 05:09:57,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 05:09:57,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 05:09:57,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 05:09:57,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 05:09:57,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 05:09:57,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 05:09:57,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 05:09:57,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 05:09:57,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 05:09:57,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 05:09:57,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 05:09:57,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 05:09:57,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 05:09:57,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 05:09:57,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 05:09:57,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 05:09:57,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 05:09:57,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 05:09:57,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 05:09:57,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 05:09:57,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 05:09:57,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 05:09:57,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 05:09:57,687 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 [2023-04-03 05:09:57,716 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 05:09:57,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 05:09:57,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 05:09:57,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 05:09:57,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 05:09:57,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 05:09:57,718 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 05:09:57,718 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 05:09:57,718 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 05:09:57,718 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 05:09:57,719 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 05:09:57,719 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 05:09:57,719 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 05:09:57,719 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 05:09:57,720 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 05:09:57,720 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 05:09:57,720 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 05:09:57,720 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 05:09:57,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 05:09:57,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 05:09:57,722 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 05:09:57,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 05:09:57,722 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 05:09:57,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 05:09:57,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 05:09:57,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:09:57,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 05:09:57,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 05:09:57,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 05:09:57,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 05:09:57,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 05:09:58,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 05:09:58,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 05:09:58,028 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 05:09:58,029 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 05:09:58,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-03 05:09:59,280 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 05:09:59,847 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 05:09:59,848 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-03 05:09:59,888 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98387f8b/eba8637fbd9f4fe98718c509c8d1bf5d/FLAGa089c497d [2023-04-03 05:09:59,902 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98387f8b/eba8637fbd9f4fe98718c509c8d1bf5d [2023-04-03 05:09:59,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 05:09:59,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 05:09:59,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 05:09:59,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 05:09:59,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 05:09:59,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:09:59" (1/1) ... [2023-04-03 05:09:59,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7521d317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:09:59, skipping insertion in model container [2023-04-03 05:09:59,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:09:59" (1/1) ... [2023-04-03 05:09:59,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 05:10:00,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 05:10:01,661 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-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2023-04-03 05:10:01,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:10:01,730 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 05:10:01,995 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-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2023-04-03 05:10:02,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:10:02,086 WARN L667 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:10:02,092 INFO L208 MainTranslator]: Completed translation [2023-04-03 05:10:02,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02 WrapperNode [2023-04-03 05:10:02,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 05:10:02,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 05:10:02,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 05:10:02,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 05:10:02,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,355 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 05:10:02,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 05:10:02,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 05:10:02,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 05:10:02,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (1/1) ... [2023-04-03 05:10:02,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:10:02,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:10:02,450 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) [2023-04-03 05:10:02,466 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 [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-04-03 05:10:02,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-03 05:10:02,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2023-04-03 05:10:02,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_cmnd_work [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_dead_work [2023-04-03 05:10:02,500 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_res_completed [2023-04-03 05:10:02,501 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2023-04-03 05:10:02,501 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2023-04-03 05:10:02,501 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2023-04-03 05:10:02,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __add_offloaded_reg_to_fifo [2023-04-03 05:10:02,501 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __vub300_irqpoll_response [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2023-04-03 05:10:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_inactivity_timer_expired [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure command_res_completed [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_block_size_and_bus_width [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-04-03 05:10:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_sg_timed_out [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure download_offload_pseudocode [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg_completion [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __vub300_command_response [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure construct_request_response [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure examine_cyclic_buffer [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure satisfy_request_from_offloaded_data [2023-04-03 05:10:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_mmc_request [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_clock_speed [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_mmc_set_ios [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_mmc_get_ro [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_init_card [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_probe [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2023-04-03 05:10:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_suspend [2023-04-03 05:10:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_resume [2023-04-03 05:10:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pre_reset [2023-04-03 05:10:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_post_reset [2023-04-03 05:10:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_init [2023-04-03 05:10:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_exit [2023-04-03 05:10:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_3 [2023-04-03 05:10:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-04-03 05:10:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_5 [2023-04-03 05:10:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_6 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_4 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_mmc_host_ops_8 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-04-03 05:10:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_7 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_3 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2023-04-03 05:10:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_5 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_5 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_5 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2023-04-03 05:10:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 05:10:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2023-04-03 05:10:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2023-04-03 05:10:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_scheduled_work_3 [2023-04-03 05:10:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-03 05:10:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2023-04-03 05:10:02,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_6 [2023-04-03 05:10:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_7 [2023-04-03 05:10:02,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_8 [2023-04-03 05:10:02,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_11 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_20 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_23 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_26 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_29 [2023-04-03 05:10:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_32 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_33 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_34 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_38 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_43 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_44 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_45 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_46 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_47 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_48 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_49 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_56 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_57 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_58 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_59 [2023-04-03 05:10:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_60 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_61 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_62 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_63 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_64 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_65 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_66 [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-04-03 05:10:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-04-03 05:10:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_scheduled_work [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_7 [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_add_host [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_alloc_host [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_remove_host [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_resume_host [2023-04-03 05:10:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_suspend_host [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-03 05:10:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_from_buffer [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2023-04-03 05:10:02,581 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_lock_device_for_reset [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 05:10:02,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 05:10:02,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 05:10:02,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 05:10:02,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 05:10:02,583 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-04-03 05:10:02,584 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_33 [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_34 [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2023-04-03 05:10:02,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_20 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_23 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_38 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_57 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_58 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_59 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_64 [2023-04-03 05:10:02,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_65 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_66 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_61 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_62 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_63 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure flush_scheduled_work [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_scheduled_work_3 [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-04-03 05:10:02,587 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_8 [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_49 [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_46 [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-03 05:10:02,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_43 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_7 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_lock_device_for_reset [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_56 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_60 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_11 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_29 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_44 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_45 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_6 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_32 [2023-04-03 05:10:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_47 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_48 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_26 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2023-04-03 05:10:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 05:10:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 05:10:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_3 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_5 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_6 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-04-03 05:10:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2023-04-03 05:10:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2023-04-03 05:10:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_4 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_mmc_host_ops_8 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_7 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-04-03 05:10:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_3 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_5 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_5 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_5 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_alloc_host [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_add_host [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_remove_host [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_suspend_host [2023-04-03 05:10:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_resume_host [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_from_buffer [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_cmnd_work [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_dead_work [2023-04-03 05:10:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_res_completed [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure __add_offloaded_reg_to_fifo [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure __vub300_irqpoll_response [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_inactivity_timer_expired [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure command_res_completed [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_block_size_and_bus_width [2023-04-03 05:10:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_sg_timed_out [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure download_offload_pseudocode [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg_completion [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure __vub300_command_response [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure construct_request_response [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure examine_cyclic_buffer [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure satisfy_request_from_offloaded_data [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_mmc_request [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure __set_clock_speed [2023-04-03 05:10:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_mmc_set_ios [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_mmc_get_ro [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_init_card [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_probe [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_suspend [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_resume [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pre_reset [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_post_reset [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_init [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_exit [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_7 [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-03 05:10:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 05:10:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 05:10:03,272 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 05:10:03,278 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 05:10:03,586 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 05:10:07,769 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 05:10:11,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 05:10:11,286 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-03 05:10:11,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:10:11 BoogieIcfgContainer [2023-04-03 05:10:11,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 05:10:11,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 05:10:11,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 05:10:11,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 05:10:11,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 05:09:59" (1/3) ... [2023-04-03 05:10:11,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c700def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:10:11, skipping insertion in model container [2023-04-03 05:10:11,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:10:02" (2/3) ... [2023-04-03 05:10:11,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c700def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:10:11, skipping insertion in model container [2023-04-03 05:10:11,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:10:11" (3/3) ... [2023-04-03 05:10:11,301 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-03 05:10:11,320 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 05:10:11,321 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 05:10:11,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 05:10:11,412 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;@163dd14e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 05:10:11,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 05:10:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand has 1763 states, 1015 states have (on average 1.3241379310344827) internal successors, (1344), 1107 states have internal predecessors, (1344), 536 states have call successors, (536), 199 states have call predecessors, (536), 198 states have return successors, (525), 489 states have call predecessors, (525), 525 states have call successors, (525) [2023-04-03 05:10:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-04-03 05:10:11,460 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:10:11,461 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:10:11,462 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:10:11,468 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:10:11,468 INFO L85 PathProgramCache]: Analyzing trace with hash -270735925, now seen corresponding path program 1 times [2023-04-03 05:10:11,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:10:11,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749351774] [2023-04-03 05:10:11,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:10:11,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:10:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:10:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 05:10:13,003 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:10:13,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749351774] [2023-04-03 05:10:13,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749351774] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:10:13,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:10:13,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 05:10:13,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944152848] [2023-04-03 05:10:13,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:10:13,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 05:10:13,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:10:13,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 05:10:13,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-03 05:10:13,056 INFO L87 Difference]: Start difference. First operand has 1763 states, 1015 states have (on average 1.3241379310344827) internal successors, (1344), 1107 states have internal predecessors, (1344), 536 states have call successors, (536), 199 states have call predecessors, (536), 198 states have return successors, (525), 489 states have call predecessors, (525), 525 states have call successors, (525) Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:10:15,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:21,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:23,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:25,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:27,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:29,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:31,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:35,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:10:35,042 INFO L93 Difference]: Finished difference Result 3189 states and 4440 transitions. [2023-04-03 05:10:35,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-03 05:10:35,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 130 [2023-04-03 05:10:35,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:10:35,095 INFO L225 Difference]: With dead ends: 3189 [2023-04-03 05:10:35,095 INFO L226 Difference]: Without dead ends: 3139 [2023-04-03 05:10:35,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-03 05:10:35,106 INFO L413 NwaCegarLoop]: 2063 mSDtfsCounter, 4040 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 1513 mSolverCounterSat, 1246 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4301 SdHoareTripleChecker+Valid, 3119 SdHoareTripleChecker+Invalid, 2766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1246 IncrementalHoareTripleChecker+Valid, 1513 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2023-04-03 05:10:35,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4301 Valid, 3119 Invalid, 2766 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1246 Valid, 1513 Invalid, 7 Unknown, 0 Unchecked, 21.5s Time] [2023-04-03 05:10:35,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3139 states. [2023-04-03 05:10:35,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3139 to 3072. [2023-04-03 05:10:35,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3072 states, 1785 states have (on average 1.3210084033613445) internal successors, (2358), 1933 states have internal predecessors, (2358), 922 states have call successors, (922), 364 states have call predecessors, (922), 364 states have return successors, (957), 837 states have call predecessors, (957), 914 states have call successors, (957) [2023-04-03 05:10:35,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 4237 transitions. [2023-04-03 05:10:35,406 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 4237 transitions. Word has length 130 [2023-04-03 05:10:35,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:10:35,409 INFO L495 AbstractCegarLoop]: Abstraction has 3072 states and 4237 transitions. [2023-04-03 05:10:35,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:10:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 4237 transitions. [2023-04-03 05:10:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-04-03 05:10:35,418 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:10:35,419 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:10:35,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 05:10:35,419 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:10:35,420 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:10:35,420 INFO L85 PathProgramCache]: Analyzing trace with hash 196299354, now seen corresponding path program 1 times [2023-04-03 05:10:35,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:10:35,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692412667] [2023-04-03 05:10:35,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:10:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:10:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:10:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 05:10:36,397 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:10:36,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692412667] [2023-04-03 05:10:36,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692412667] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:10:36,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:10:36,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 05:10:36,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070910518] [2023-04-03 05:10:36,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:10:36,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 05:10:36,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:10:36,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 05:10:36,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-03 05:10:36,401 INFO L87 Difference]: Start difference. First operand 3072 states and 4237 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:10:39,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:41,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:44,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:47,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:10:49,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:51,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:53,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:10:55,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:00,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:11:00,565 INFO L93 Difference]: Finished difference Result 6281 states and 8653 transitions. [2023-04-03 05:11:00,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-03 05:11:00,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 131 [2023-04-03 05:11:00,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:11:00,596 INFO L225 Difference]: With dead ends: 6281 [2023-04-03 05:11:00,597 INFO L226 Difference]: Without dead ends: 4599 [2023-04-03 05:11:00,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-03 05:11:00,609 INFO L413 NwaCegarLoop]: 2031 mSDtfsCounter, 4076 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 1239 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4343 SdHoareTripleChecker+Valid, 3025 SdHoareTripleChecker+Invalid, 2793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1239 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2023-04-03 05:11:00,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4343 Valid, 3025 Invalid, 2793 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1239 Valid, 1547 Invalid, 7 Unknown, 0 Unchecked, 23.6s Time] [2023-04-03 05:11:00,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4599 states. [2023-04-03 05:11:00,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4599 to 4512. [2023-04-03 05:11:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4512 states, 2628 states have (on average 1.3226788432267884) internal successors, (3476), 2844 states have internal predecessors, (3476), 1349 states have call successors, (1349), 538 states have call predecessors, (1349), 534 states have return successors, (1384), 1222 states have call predecessors, (1384), 1340 states have call successors, (1384) [2023-04-03 05:11:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4512 states and 6209 transitions. [2023-04-03 05:11:00,933 INFO L78 Accepts]: Start accepts. Automaton has 4512 states and 6209 transitions. Word has length 131 [2023-04-03 05:11:00,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:11:00,936 INFO L495 AbstractCegarLoop]: Abstraction has 4512 states and 6209 transitions. [2023-04-03 05:11:00,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:11:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 6209 transitions. [2023-04-03 05:11:00,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 05:11:00,943 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:11:00,944 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:11:00,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 05:11:00,944 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:11:00,944 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:11:00,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1789495982, now seen corresponding path program 1 times [2023-04-03 05:11:00,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:11:00,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909668474] [2023-04-03 05:11:00,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:11:00,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:11:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:11:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 05:11:01,376 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:11:01,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909668474] [2023-04-03 05:11:01,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909668474] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:11:01,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:11:01,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 05:11:01,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486254194] [2023-04-03 05:11:01,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:11:01,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 05:11:01,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:11:01,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 05:11:01,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 05:11:01,378 INFO L87 Difference]: Start difference. First operand 4512 states and 6209 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:11:06,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:07,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:10,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:12,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:14,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:18,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:20,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:22,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:27,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:11:27,376 INFO L93 Difference]: Finished difference Result 7318 states and 10395 transitions. [2023-04-03 05:11:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-03 05:11:27,377 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 132 [2023-04-03 05:11:27,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:11:27,425 INFO L225 Difference]: With dead ends: 7318 [2023-04-03 05:11:27,425 INFO L226 Difference]: Without dead ends: 7315 [2023-04-03 05:11:27,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-03 05:11:27,434 INFO L413 NwaCegarLoop]: 1414 mSDtfsCounter, 3190 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 2622 mSolverCounterSat, 2041 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3485 SdHoareTripleChecker+Valid, 2815 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2041 IncrementalHoareTripleChecker+Valid, 2622 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:11:27,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3485 Valid, 2815 Invalid, 4669 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2041 Valid, 2622 Invalid, 6 Unknown, 0 Unchecked, 25.2s Time] [2023-04-03 05:11:27,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2023-04-03 05:11:27,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 6893. [2023-04-03 05:11:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6893 states, 4010 states have (on average 1.3249376558603492) internal successors, (5313), 4389 states have internal predecessors, (5313), 2042 states have call successors, (2042), 797 states have call predecessors, (2042), 840 states have return successors, (2361), 1859 states have call predecessors, (2361), 2032 states have call successors, (2361) [2023-04-03 05:11:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6893 states to 6893 states and 9716 transitions. [2023-04-03 05:11:28,019 INFO L78 Accepts]: Start accepts. Automaton has 6893 states and 9716 transitions. Word has length 132 [2023-04-03 05:11:28,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:11:28,020 INFO L495 AbstractCegarLoop]: Abstraction has 6893 states and 9716 transitions. [2023-04-03 05:11:28,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 4 states have call successors, (22), 4 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 05:11:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 6893 states and 9716 transitions. [2023-04-03 05:11:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 05:11:28,027 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:11:28,027 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:11:28,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 05:11:28,028 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:11:28,029 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:11:28,029 INFO L85 PathProgramCache]: Analyzing trace with hash -361011235, now seen corresponding path program 1 times [2023-04-03 05:11:28,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:11:28,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049568930] [2023-04-03 05:11:28,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:11:28,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:11:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:11:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 05:11:28,212 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:11:28,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049568930] [2023-04-03 05:11:28,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049568930] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:11:28,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:11:28,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:11:28,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129448791] [2023-04-03 05:11:28,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:11:28,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:11:28,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:11:28,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:11:28,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:11:28,214 INFO L87 Difference]: Start difference. First operand 6893 states and 9716 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 05:11:30,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:32,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:35,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:35,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:11:35,681 INFO L93 Difference]: Finished difference Result 6895 states and 9717 transitions. [2023-04-03 05:11:35,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:11:35,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 133 [2023-04-03 05:11:35,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:11:35,728 INFO L225 Difference]: With dead ends: 6895 [2023-04-03 05:11:35,728 INFO L226 Difference]: Without dead ends: 6892 [2023-04-03 05:11:35,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:11:35,737 INFO L413 NwaCegarLoop]: 2067 mSDtfsCounter, 2226 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2226 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-04-03 05:11:35,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2226 Valid, 2068 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 201 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-04-03 05:11:35,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6892 states. [2023-04-03 05:11:36,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6892 to 6892. [2023-04-03 05:11:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6892 states, 4010 states have (on average 1.3246882793017456) internal successors, (5312), 4388 states have internal predecessors, (5312), 2041 states have call successors, (2041), 797 states have call predecessors, (2041), 840 states have return successors, (2361), 1859 states have call predecessors, (2361), 2032 states have call successors, (2361) [2023-04-03 05:11:36,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6892 states to 6892 states and 9714 transitions. [2023-04-03 05:11:36,300 INFO L78 Accepts]: Start accepts. Automaton has 6892 states and 9714 transitions. Word has length 133 [2023-04-03 05:11:36,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:11:36,301 INFO L495 AbstractCegarLoop]: Abstraction has 6892 states and 9714 transitions. [2023-04-03 05:11:36,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 05:11:36,302 INFO L276 IsEmpty]: Start isEmpty. Operand 6892 states and 9714 transitions. [2023-04-03 05:11:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-04-03 05:11:36,307 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:11:36,308 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:11:36,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 05:11:36,308 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:11:36,308 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:11:36,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1692746641, now seen corresponding path program 1 times [2023-04-03 05:11:36,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:11:36,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619183402] [2023-04-03 05:11:36,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:11:36,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:11:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:11:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 05:11:36,500 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:11:36,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619183402] [2023-04-03 05:11:36,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619183402] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:11:36,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:11:36,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:11:36,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000559685] [2023-04-03 05:11:36,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:11:36,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:11:36,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:11:36,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:11:36,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:11:36,502 INFO L87 Difference]: Start difference. First operand 6892 states and 9714 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 05:11:38,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:42,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:11:42,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:11:42,528 INFO L93 Difference]: Finished difference Result 6894 states and 9715 transitions. [2023-04-03 05:11:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:11:42,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 134 [2023-04-03 05:11:42,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:11:42,634 INFO L225 Difference]: With dead ends: 6894 [2023-04-03 05:11:42,635 INFO L226 Difference]: Without dead ends: 6880 [2023-04-03 05:11:42,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:11:42,652 INFO L413 NwaCegarLoop]: 2066 mSDtfsCounter, 2223 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-04-03 05:11:42,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 2067 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 201 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2023-04-03 05:11:42,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6880 states. [2023-04-03 05:11:43,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6880 to 6880. [2023-04-03 05:11:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6880 states, 4002 states have (on average 1.3248375812093953) internal successors, (5302), 4380 states have internal predecessors, (5302), 2039 states have call successors, (2039), 796 states have call predecessors, (2039), 838 states have return successors, (2358), 1856 states have call predecessors, (2358), 2032 states have call successors, (2358) [2023-04-03 05:11:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6880 states to 6880 states and 9699 transitions. [2023-04-03 05:11:43,202 INFO L78 Accepts]: Start accepts. Automaton has 6880 states and 9699 transitions. Word has length 134 [2023-04-03 05:11:43,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:11:43,203 INFO L495 AbstractCegarLoop]: Abstraction has 6880 states and 9699 transitions. [2023-04-03 05:11:43,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 05:11:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 6880 states and 9699 transitions. [2023-04-03 05:11:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-04-03 05:11:43,214 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:11:43,215 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:11:43,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 05:11:43,215 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:11:43,215 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:11:43,215 INFO L85 PathProgramCache]: Analyzing trace with hash -987095818, now seen corresponding path program 1 times [2023-04-03 05:11:43,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:11:43,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615752107] [2023-04-03 05:11:43,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:11:43,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:11:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:11:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-04-03 05:11:44,041 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:11:44,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615752107] [2023-04-03 05:11:44,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615752107] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:11:44,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:11:44,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 05:11:44,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324920200] [2023-04-03 05:11:44,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:11:44,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 05:11:44,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:11:44,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 05:11:44,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 05:11:44,044 INFO L87 Difference]: Start difference. First operand 6880 states and 9699 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 4 states have return successors, (34), 6 states have call predecessors, (34), 4 states have call successors, (34) [2023-04-03 05:11:52,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:54,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:56,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:11:58,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:00,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:02,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:04,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:06,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:13,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:15,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:17,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:19,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:28,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:12:28,528 INFO L93 Difference]: Finished difference Result 13748 states and 19607 transitions. [2023-04-03 05:12:28,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 05:12:28,529 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 4 states have return successors, (34), 6 states have call predecessors, (34), 4 states have call successors, (34) Word has length 208 [2023-04-03 05:12:28,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:12:28,591 INFO L225 Difference]: With dead ends: 13748 [2023-04-03 05:12:28,591 INFO L226 Difference]: Without dead ends: 6860 [2023-04-03 05:12:28,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-04-03 05:12:28,622 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 2492 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 8187 mSolverCounterSat, 2007 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2492 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 10204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2007 IncrementalHoareTripleChecker+Valid, 8187 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.6s IncrementalHoareTripleChecker+Time [2023-04-03 05:12:28,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2492 Valid, 854 Invalid, 10204 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2007 Valid, 8187 Invalid, 10 Unknown, 0 Unchecked, 43.6s Time] [2023-04-03 05:12:28,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6860 states. [2023-04-03 05:12:29,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6860 to 6860. [2023-04-03 05:12:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6860 states, 3995 states have (on average 1.3221526908635794) internal successors, (5282), 4366 states have internal predecessors, (5282), 2026 states have call successors, (2026), 796 states have call predecessors, (2026), 838 states have return successors, (2342), 1845 states have call predecessors, (2342), 2019 states have call successors, (2342) [2023-04-03 05:12:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 9650 transitions. [2023-04-03 05:12:29,281 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 9650 transitions. Word has length 208 [2023-04-03 05:12:29,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:12:29,283 INFO L495 AbstractCegarLoop]: Abstraction has 6860 states and 9650 transitions. [2023-04-03 05:12:29,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 4 states have return successors, (34), 6 states have call predecessors, (34), 4 states have call successors, (34) [2023-04-03 05:12:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 9650 transitions. [2023-04-03 05:12:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-04-03 05:12:29,293 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:12:29,293 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:12:29,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 05:12:29,293 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:12:29,294 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:12:29,294 INFO L85 PathProgramCache]: Analyzing trace with hash 170366070, now seen corresponding path program 1 times [2023-04-03 05:12:29,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:12:29,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147860061] [2023-04-03 05:12:29,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:12:29,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:12:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:12:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-04-03 05:12:30,127 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:12:30,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147860061] [2023-04-03 05:12:30,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147860061] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:12:30,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:12:30,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 05:12:30,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782252709] [2023-04-03 05:12:30,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:12:30,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 05:12:30,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:12:30,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 05:12:30,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 05:12:30,129 INFO L87 Difference]: Start difference. First operand 6860 states and 9650 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) [2023-04-03 05:12:37,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:39,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:41,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:44,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:45,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:47,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:12:52,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:54,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:56,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:12:58,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:13:01,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:07,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:09,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:11,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:14,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:16,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:18,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:20,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:31,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:13:31,009 INFO L93 Difference]: Finished difference Result 19250 states and 27435 transitions. [2023-04-03 05:13:31,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-03 05:13:31,009 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) Word has length 208 [2023-04-03 05:13:31,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:13:31,050 INFO L225 Difference]: With dead ends: 19250 [2023-04-03 05:13:31,051 INFO L226 Difference]: Without dead ends: 12426 [2023-04-03 05:13:31,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-04-03 05:13:31,078 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 4029 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 8962 mSolverCounterSat, 2110 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4507 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 11088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2110 IncrementalHoareTripleChecker+Valid, 8962 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.4s IncrementalHoareTripleChecker+Time [2023-04-03 05:13:31,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4507 Valid, 1247 Invalid, 11088 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2110 Valid, 8962 Invalid, 16 Unknown, 0 Unchecked, 59.4s Time] [2023-04-03 05:13:31,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12426 states. [2023-04-03 05:13:32,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12426 to 12135. [2023-04-03 05:13:32,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12135 states, 6998 states have (on average 1.3122320663046585) internal successors, (9183), 7626 states have internal predecessors, (9183), 3575 states have call successors, (3575), 1432 states have call predecessors, (3575), 1561 states have return successors, (4405), 3340 states have call predecessors, (4405), 3568 states have call successors, (4405) [2023-04-03 05:13:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12135 states to 12135 states and 17163 transitions. [2023-04-03 05:13:32,091 INFO L78 Accepts]: Start accepts. Automaton has 12135 states and 17163 transitions. Word has length 208 [2023-04-03 05:13:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:13:32,091 INFO L495 AbstractCegarLoop]: Abstraction has 12135 states and 17163 transitions. [2023-04-03 05:13:32,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 5 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) [2023-04-03 05:13:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 12135 states and 17163 transitions. [2023-04-03 05:13:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-04-03 05:13:32,103 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:13:32,103 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:13:32,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-03 05:13:32,104 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:13:32,104 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:13:32,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1392086678, now seen corresponding path program 1 times [2023-04-03 05:13:32,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:13:32,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453316067] [2023-04-03 05:13:32,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:13:32,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:13:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:13:32,991 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-04-03 05:13:32,991 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:13:32,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453316067] [2023-04-03 05:13:32,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453316067] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:13:32,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:13:32,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 05:13:32,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709777792] [2023-04-03 05:13:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:13:32,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 05:13:32,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:13:32,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 05:13:32,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 05:13:32,993 INFO L87 Difference]: Start difference. First operand 12135 states and 17163 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 5 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) [2023-04-03 05:13:41,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:13:43,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:13:45,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:13:47,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:49,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:51,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 05:13:56,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:13:58,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:14:00,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:14:02,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:14:04,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []