/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:54:02,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:54:02,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:54:02,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:54:02,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:54:02,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:54:02,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:54:02,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:54:02,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:54:02,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:54:02,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:54:02,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:54:02,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:54:02,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:54:02,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:54:02,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:54:02,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:54:02,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:54:02,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:54:02,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:54:02,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:54:02,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:54:02,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:54:02,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:54:02,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:54:02,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:54:02,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:54:02,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:54:02,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:54:02,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:54:02,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:54:02,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:54:02,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:54:02,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:54:02,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:54:02,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:54:02,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:54:02,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:54:02,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:54:02,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:54:02,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:54:02,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 10:54:02,663 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:54:02,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:54:02,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:54:02,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:54:02,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:54:02,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:54:02,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:54:02,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:54:02,666 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:54:02,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:54:02,667 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:54:02,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:54:02,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:54:02,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:54:02,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:54:02,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:54:02,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:54:02,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:54:02,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:54:02,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:54:02,670 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:54:02,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:54:02,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:54:02,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:54:02,961 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:54:02,963 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:54:02,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2023-04-02 10:54:04,289 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:54:04,764 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:54:04,765 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2023-04-02 10:54:04,797 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8032607/a226b8615bd548928aee194c09793960/FLAG05c620539 [2023-04-02 10:54:04,811 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8032607/a226b8615bd548928aee194c09793960 [2023-04-02 10:54:04,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:54:04,815 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:54:04,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:54:04,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:54:04,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:54:04,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:54:04" (1/1) ... [2023-04-02 10:54:04,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90f7fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:04, skipping insertion in model container [2023-04-02 10:54:04,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:54:04" (1/1) ... [2023-04-02 10:54:04,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:54:04,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:54:06,355 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2023-04-02 10:54:06,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:54:06,428 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:54:06,685 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2023-04-02 10:54:06,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:54:06,763 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:54:06,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06 WrapperNode [2023-04-02 10:54:06,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:54:06,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:54:06,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:54:06,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:54:06,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:06,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:06,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:06,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:06,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:07,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:07,039 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:07,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:07,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:54:07,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:54:07,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:54:07,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:54:07,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (1/1) ... [2023-04-02 10:54:07,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:54:07,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:54:07,126 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) [2023-04-02 10:54:07,147 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 [2023-04-02 10:54:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:54:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:54:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:54:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:54:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 10:54:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 10:54:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-04-02 10:54:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_devreq [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_ep_show [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_show [2023-04-02 10:54:07,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_create [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_delete [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_dma_desc [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2023-04-02 10:54:07,167 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2023-04-02 10:54:07,168 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2023-04-02 10:54:07,168 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2023-04-02 10:54:07,168 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_out_desc_list [2023-04-02 10:54:07,168 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_in_desc_list [2023-04-02 10:54:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2023-04-02 10:54:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2023-04-02 10:54:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2023-04-02 10:54:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2023-04-02 10:54:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_testmode_complete [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_dummy_complete [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_device_request [2023-04-02 10:54:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_interface_request [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_endpoint_request [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_disconnected [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_usbreset [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_in_ep [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_out_ep [2023-04-02 10:54:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_state_changes [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2023-04-02 10:54:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_ext [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_pullup [2023-04-02 10:54:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2023-04-02 10:54:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2023-04-02 10:54:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2023-04-02 10:54:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_init [2023-04-02 10:54:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2023-04-02 10:54:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_init [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_exit [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_3 [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-04-02 10:54:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_3 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2023-04-02 10:54:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2023-04-02 10:54:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-04-02 10:54:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:54:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 10:54:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 10:54:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 10:54:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 10:54:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:54:07,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_23 [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_26 [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_27 [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_28 [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 10:54:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:54:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2023-04-02 10:54:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-04-02 10:54:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2023-04-02 10:54:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_state_string [2023-04-02 10:54:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-02 10:54:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:54:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:54:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:54:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:54:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:54:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:54:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 10:54:07,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_3 [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2023-04-02 10:54:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2023-04-02 10:54:07,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2023-04-02 10:54:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-04-02 10:54:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-04-02 10:54:07,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_3 [2023-04-02 10:54:07,198 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-04-02 10:54:07,198 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-04-02 10:54:07,198 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_23 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_26 [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-04-02 10:54:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2023-04-02 10:54:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_state_string [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2023-04-02 10:54:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_27 [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_28 [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_devreq [2023-04-02 10:54:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_ep_show [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_show [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_create [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_delete [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_dma_desc [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_out_desc_list [2023-04-02 10:54:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_in_desc_list [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_testmode_complete [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_dummy_complete [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2023-04-02 10:54:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure gr_device_request [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_interface_request [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_endpoint_request [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_disconnected [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_usbreset [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_in_ep [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_out_ep [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_state_changes [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2023-04-02 10:54:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_ext [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2023-04-02 10:54:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gr_pullup [2023-04-02 10:54:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2023-04-02 10:54:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2023-04-02 10:54:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2023-04-02 10:54:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_init [2023-04-02 10:54:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_init [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_exit [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 10:54:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:54:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:54:07,879 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:54:07,884 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:54:08,195 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:54:12,320 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:54:12,344 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:54:12,344 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 10:54:12,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:54:12 BoogieIcfgContainer [2023-04-02 10:54:12,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:54:12,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:54:12,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:54:12,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:54:12,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:54:04" (1/3) ... [2023-04-02 10:54:12,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3805a523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:54:12, skipping insertion in model container [2023-04-02 10:54:12,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:54:06" (2/3) ... [2023-04-02 10:54:12,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3805a523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:54:12, skipping insertion in model container [2023-04-02 10:54:12,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:54:12" (3/3) ... [2023-04-02 10:54:12,355 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2023-04-02 10:54:12,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:54:12,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:54:12,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:54:12,448 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=PETRI_NET, 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;@226c00c8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:54:12,448 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:54:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand has 2123 states, 1426 states have (on average 1.3562412342215988) internal successors, (1934), 1470 states have internal predecessors, (1934), 512 states have call successors, (512), 177 states have call predecessors, (512), 176 states have return successors, (502), 489 states have call predecessors, (502), 502 states have call successors, (502) [2023-04-02 10:54:12,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-04-02 10:54:12,478 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:54:12,479 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:54:12,479 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:54:12,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:54:12,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1466455937, now seen corresponding path program 1 times [2023-04-02 10:54:12,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:54:12,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2280769] [2023-04-02 10:54:12,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:54:12,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:54:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:54:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:54:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:54:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:13,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:54:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:54:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 10:54:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 10:54:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:54:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:54:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-02 10:54:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:54:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 10:54:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-04-02 10:54:14,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:54:14,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2280769] [2023-04-02 10:54:14,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2280769] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:54:14,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:54:14,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 10:54:14,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108466521] [2023-04-02 10:54:14,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:54:14,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 10:54:14,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:54:14,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 10:54:14,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-02 10:54:14,287 INFO L87 Difference]: Start difference. First operand has 2123 states, 1426 states have (on average 1.3562412342215988) internal successors, (1934), 1470 states have internal predecessors, (1934), 512 states have call successors, (512), 177 states have call predecessors, (512), 176 states have return successors, (502), 489 states have call predecessors, (502), 502 states have call successors, (502) Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-02 10:54:38,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:54:38,676 INFO L93 Difference]: Finished difference Result 4696 states and 6811 transitions. [2023-04-02 10:54:38,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 10:54:38,678 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 173 [2023-04-02 10:54:38,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:54:38,709 INFO L225 Difference]: With dead ends: 4696 [2023-04-02 10:54:38,709 INFO L226 Difference]: Without dead ends: 2598 [2023-04-02 10:54:38,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-04-02 10:54:38,732 INFO L413 NwaCegarLoop]: 539 mSDtfsCounter, 3791 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 6485 mSolverCounterSat, 2365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3999 SdHoareTripleChecker+Valid, 1462 SdHoareTripleChecker+Invalid, 8850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2365 IncrementalHoareTripleChecker+Valid, 6485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2023-04-02 10:54:38,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3999 Valid, 1462 Invalid, 8850 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2365 Valid, 6485 Invalid, 0 Unknown, 0 Unchecked, 21.8s Time] [2023-04-02 10:54:38,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2598 states. [2023-04-02 10:54:39,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2598 to 2037. [2023-04-02 10:54:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2037 states, 1376 states have (on average 1.342296511627907) internal successors, (1847), 1414 states have internal predecessors, (1847), 491 states have call successors, (491), 171 states have call predecessors, (491), 169 states have return successors, (489), 476 states have call predecessors, (489), 489 states have call successors, (489) [2023-04-02 10:54:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 2037 states and 2827 transitions. [2023-04-02 10:54:39,561 INFO L78 Accepts]: Start accepts. Automaton has 2037 states and 2827 transitions. Word has length 173 [2023-04-02 10:54:39,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:54:39,562 INFO L495 AbstractCegarLoop]: Abstraction has 2037 states and 2827 transitions. [2023-04-02 10:54:39,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-02 10:54:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2827 transitions. [2023-04-02 10:54:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-04-02 10:54:39,571 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:54:39,571 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:54:39,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:54:39,572 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:54:39,573 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:54:39,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1826811255, now seen corresponding path program 1 times [2023-04-02 10:54:39,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:54:39,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557441620] [2023-04-02 10:54:39,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:54:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:54:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:54:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:54:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:54:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:54:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:54:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:54:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 10:54:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 10:54:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:54:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:54:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-02 10:54:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:54:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 10:54:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:54:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:54:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-04-02 10:54:40,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:54:40,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557441620] [2023-04-02 10:54:40,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557441620] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:54:40,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:54:40,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:54:40,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385990975] [2023-04-02 10:54:40,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:54:40,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:54:40,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:54:40,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:54:40,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:54:40,890 INFO L87 Difference]: Start difference. First operand 2037 states and 2827 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-04-02 10:55:17,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:55:17,652 INFO L93 Difference]: Finished difference Result 6968 states and 9842 transitions. [2023-04-02 10:55:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 10:55:17,653 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 173 [2023-04-02 10:55:17,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:55:17,679 INFO L225 Difference]: With dead ends: 6968 [2023-04-02 10:55:17,679 INFO L226 Difference]: Without dead ends: 4967 [2023-04-02 10:55:17,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2023-04-02 10:55:17,688 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 9424 mSDsluCounter, 1287 mSDsCounter, 0 mSdLazyCounter, 8996 mSolverCounterSat, 5610 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9730 SdHoareTripleChecker+Valid, 1754 SdHoareTripleChecker+Invalid, 14606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5610 IncrementalHoareTripleChecker+Valid, 8996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.8s IncrementalHoareTripleChecker+Time [2023-04-02 10:55:17,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9730 Valid, 1754 Invalid, 14606 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5610 Valid, 8996 Invalid, 0 Unknown, 0 Unchecked, 32.8s Time] [2023-04-02 10:55:17,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4967 states. [2023-04-02 10:55:19,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4967 to 3889. [2023-04-02 10:55:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3889 states, 2632 states have (on average 1.34080547112462) internal successors, (3529), 2706 states have internal predecessors, (3529), 930 states have call successors, (930), 328 states have call predecessors, (930), 326 states have return successors, (928), 902 states have call predecessors, (928), 928 states have call successors, (928) [2023-04-02 10:55:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3889 states and 5387 transitions. [2023-04-02 10:55:19,121 INFO L78 Accepts]: Start accepts. Automaton has 3889 states and 5387 transitions. Word has length 173 [2023-04-02 10:55:19,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:55:19,123 INFO L495 AbstractCegarLoop]: Abstraction has 3889 states and 5387 transitions. [2023-04-02 10:55:19,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-04-02 10:55:19,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 5387 transitions. [2023-04-02 10:55:19,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-04-02 10:55:19,133 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:55:19,133 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:55:19,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:55:19,134 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:55:19,134 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:55:19,134 INFO L85 PathProgramCache]: Analyzing trace with hash 465828121, now seen corresponding path program 1 times [2023-04-02 10:55:19,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:55:19,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675601853] [2023-04-02 10:55:19,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:55:19,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:55:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:55:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:55:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:55:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:55:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:55:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:55:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:55:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:20,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:55:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:55:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:55:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 10:55:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 10:55:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:55:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:55:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-02 10:55:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:55:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 10:55:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:55:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-04-02 10:55:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:55:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-04-02 10:55:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-04-02 10:55:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:55:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-04-02 10:55:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:55:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-04-02 10:55:21,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:55:21,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675601853] [2023-04-02 10:55:21,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675601853] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:55:21,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:55:21,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:55:21,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126691419] [2023-04-02 10:55:21,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:55:21,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:55:21,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:55:21,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:55:21,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:55:21,200 INFO L87 Difference]: Start difference. First operand 3889 states and 5387 transitions. Second operand has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 10:56:07,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:56:07,795 INFO L93 Difference]: Finished difference Result 14234 states and 20325 transitions. [2023-04-02 10:56:07,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-02 10:56:07,796 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 254 [2023-04-02 10:56:07,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:56:07,851 INFO L225 Difference]: With dead ends: 14234 [2023-04-02 10:56:07,852 INFO L226 Difference]: Without dead ends: 10381 [2023-04-02 10:56:07,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=189, Invalid=411, Unknown=0, NotChecked=0, Total=600 [2023-04-02 10:56:07,869 INFO L413 NwaCegarLoop]: 574 mSDtfsCounter, 10081 mSDsluCounter, 3220 mSDsCounter, 0 mSdLazyCounter, 15640 mSolverCounterSat, 5835 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10436 SdHoareTripleChecker+Valid, 3794 SdHoareTripleChecker+Invalid, 21475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5835 IncrementalHoareTripleChecker+Valid, 15640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:56:07,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10436 Valid, 3794 Invalid, 21475 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5835 Valid, 15640 Invalid, 0 Unknown, 0 Unchecked, 38.7s Time] [2023-04-02 10:56:07,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10381 states. [2023-04-02 10:56:10,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10381 to 7745. [2023-04-02 10:56:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7745 states, 5247 states have (on average 1.3419096626643796) internal successors, (7041), 5405 states have internal predecessors, (7041), 1844 states have call successors, (1844), 653 states have call predecessors, (1844), 653 states have return successors, (1846), 1782 states have call predecessors, (1846), 1842 states have call successors, (1846) [2023-04-02 10:56:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7745 states to 7745 states and 10731 transitions. [2023-04-02 10:56:10,735 INFO L78 Accepts]: Start accepts. Automaton has 7745 states and 10731 transitions. Word has length 254 [2023-04-02 10:56:10,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:56:10,736 INFO L495 AbstractCegarLoop]: Abstraction has 7745 states and 10731 transitions. [2023-04-02 10:56:10,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 10:56:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 7745 states and 10731 transitions. [2023-04-02 10:56:10,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-04-02 10:56:10,801 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:56:10,801 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:56:10,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 10:56:10,801 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:56:10,802 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:56:10,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1793643955, now seen corresponding path program 1 times [2023-04-02 10:56:10,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:56:10,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101427354] [2023-04-02 10:56:10,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:56:10,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:56:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:56:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:56:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:56:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:56:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:56:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:56:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:56:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:56:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:56:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:56:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 10:56:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 10:56:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:56:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:56:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-02 10:56:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:56:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 10:56:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:56:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:56:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-04-02 10:56:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-02 10:56:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-04-02 10:56:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-04-02 10:56:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2023-04-02 10:56:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:56:12,618 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-04-02 10:56:12,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:56:12,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101427354] [2023-04-02 10:56:12,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101427354] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:56:12,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:56:12,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:56:12,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403255167] [2023-04-02 10:56:12,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:56:12,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:56:12,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:56:12,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:56:12,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:56:12,621 INFO L87 Difference]: Start difference. First operand 7745 states and 10731 transitions. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 10:56:57,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:56:57,140 INFO L93 Difference]: Finished difference Result 28282 states and 40481 transitions. [2023-04-02 10:56:57,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-02 10:56:57,141 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 251 [2023-04-02 10:56:57,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:56:57,238 INFO L225 Difference]: With dead ends: 28282 [2023-04-02 10:56:57,239 INFO L226 Difference]: Without dead ends: 20573 [2023-04-02 10:56:57,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=189, Invalid=411, Unknown=0, NotChecked=0, Total=600 [2023-04-02 10:56:57,271 INFO L413 NwaCegarLoop]: 636 mSDtfsCounter, 15341 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 12823 mSolverCounterSat, 9386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15685 SdHoareTripleChecker+Valid, 3332 SdHoareTripleChecker+Invalid, 22209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9386 IncrementalHoareTripleChecker+Valid, 12823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:56:57,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15685 Valid, 3332 Invalid, 22209 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9386 Valid, 12823 Invalid, 0 Unknown, 0 Unchecked, 33.9s Time] [2023-04-02 10:56:57,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20573 states. [2023-04-02 10:57:02,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20573 to 15483. [2023-04-02 10:57:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15483 states, 10487 states have (on average 1.3406121865166396) internal successors, (14059), 10827 states have internal predecessors, (14059), 3672 states have call successors, (3672), 1305 states have call predecessors, (3672), 1323 states have return successors, (3730), 3538 states have call predecessors, (3730), 3670 states have call successors, (3730) [2023-04-02 10:57:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15483 states to 15483 states and 21461 transitions. [2023-04-02 10:57:02,821 INFO L78 Accepts]: Start accepts. Automaton has 15483 states and 21461 transitions. Word has length 251 [2023-04-02 10:57:02,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:57:02,821 INFO L495 AbstractCegarLoop]: Abstraction has 15483 states and 21461 transitions. [2023-04-02 10:57:02,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 10:57:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 15483 states and 21461 transitions. [2023-04-02 10:57:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-04-02 10:57:02,839 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:57:02,839 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:57:02,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 10:57:02,840 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:57:02,840 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:57:02,840 INFO L85 PathProgramCache]: Analyzing trace with hash 324348312, now seen corresponding path program 1 times [2023-04-02 10:57:02,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:57:02,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479392176] [2023-04-02 10:57:02,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:57:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:57:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:03,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:57:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:57:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:57:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:57:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:57:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:57:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:57:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:57:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:57:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:57:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 10:57:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 10:57:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:57:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:57:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-02 10:57:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:57:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 10:57:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:57:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-04-02 10:57:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-04-02 10:57:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-04-02 10:57:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-04-02 10:57:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-04-02 10:57:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-04-02 10:57:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:57:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-04-02 10:57:04,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:57:04,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479392176] [2023-04-02 10:57:04,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479392176] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:57:04,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:57:04,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:57:04,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214307846] [2023-04-02 10:57:04,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:57:04,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:57:04,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:57:04,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:57:04,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:57:04,325 INFO L87 Difference]: Start difference. First operand 15483 states and 21461 transitions. Second operand has 10 states, 10 states have (on average 10.2) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22)