/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--net--irda--via-ircc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:34:15,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:34:15,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:34:15,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:34:15,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:34:15,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:34:15,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:34:15,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:34:15,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:34:15,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:34:15,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:34:15,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:34:15,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:34:15,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:34:15,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:34:15,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:34:15,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:34:15,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:34:15,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:34:15,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:34:15,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:34:15,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:34:15,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:34:15,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:34:15,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:34:15,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:34:15,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:34:15,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:34:15,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:34:15,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:34:15,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:34:15,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:34:15,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:34:15,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:34:15,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:34:15,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:34:15,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:34:15,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:34:15,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:34:15,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:34:15,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:34:15,507 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 10:34:15,531 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:34:15,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:34:15,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:34:15,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:34:15,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:34:15,533 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:34:15,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:34:15,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:34:15,533 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:34:15,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:34:15,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:34:15,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:34:15,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:34:15,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:34:15,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:34:15,537 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:34:15,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:34:15,537 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:34:15,537 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:34:15,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:34:15,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:34:15,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:34:15,778 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:34:15,778 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:34:15,779 INFO L432 ainManager$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--net--irda--via-ircc.ko-entry_point.cil.out.i [2023-04-02 10:34:16,875 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:34:17,362 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:34:17,363 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--net--irda--via-ircc.ko-entry_point.cil.out.i [2023-04-02 10:34:17,400 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c25afff12/c7045cbb4dc8407a928e7201b56552de/FLAG15432359d [2023-04-02 10:34:17,413 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c25afff12/c7045cbb4dc8407a928e7201b56552de [2023-04-02 10:34:17,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:34:17,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:34:17,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:34:17,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:34:17,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:34:17,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:34:17" (1/1) ... [2023-04-02 10:34:17,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d57ab26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:17, skipping insertion in model container [2023-04-02 10:34:17,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:34:17" (1/1) ... [2023-04-02 10:34:17,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:34:17,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:34:19,014 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--net--irda--via-ircc.ko-entry_point.cil.out.i[298813,298826] [2023-04-02 10:34:19,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:34:19,094 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:34:19,370 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--net--irda--via-ircc.ko-entry_point.cil.out.i[298813,298826] [2023-04-02 10:34:19,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:34:19,444 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 10:34:19,444 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 10:34:19,449 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:34:19,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19 WrapperNode [2023-04-02 10:34:19,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:34:19,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:34:19,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:34:19,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:34:19,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:34:19,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:34:19,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:34:19,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:34:19,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (1/1) ... [2023-04-02 10:34:19,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:34:19,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:34:19,755 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 10:34:19,763 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 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:34:19,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:34:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-02 10:34:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-02 10:34:19,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-04-02 10:34:19,789 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure DisableDmaChannel [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-04-02 10:34:19,790 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIFO [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-04-02 10:34:19,791 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Rd_Indx [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetDongle [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSITmode [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SI_SetMode [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-04-02 10:34:19,792 INFO L138 BoogieDeclarations]: Found implementation of procedure SetVFIR [2023-04-02 10:34:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIR [2023-04-02 10:34:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMIR [2023-04-02 10:34:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-04-02 10:34:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure iodelay [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_init [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_init_one [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_cleanup [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_hw_init [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_read_dongle_id [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_sir [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_fir [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-04-02 10:34:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit_complete [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive_complete [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_rxdata [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure RxTimerHandler [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_interrupt [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_is_receiving [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_ioctl [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-04-02 10:34:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2023-04-02 10:34:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_37 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_38 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_39 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_41 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_42 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_43 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2023-04-02 10:34:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_45 [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_46 [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-02 10:34:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2023-04-02 10:34:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 10:34:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-04-02 10:34:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:34:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-04-02 10:34:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:34:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-02 10:34:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-04-02 10:34:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-04-02 10:34:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2023-04-02 10:34:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2023-04-02 10:34:19,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2023-04-02 10:34:19,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_43 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_45 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_46 [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-02 10:34:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_42 [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_39 [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_41 [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-02 10:34:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_37 [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_38 [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-04-02 10:34:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure DisableDmaChannel [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIFO [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-04-02 10:34:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure Rd_Indx [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure ResetDongle [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetSITmode [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SI_SetMode [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetVFIR [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIR [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetMIR [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive_complete [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_sir [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_fir [2023-04-02 10:34:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure via_hw_init [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_interrupt [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_is_receiving [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_read_dongle_id [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_ioctl [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure RxTimerHandler [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure upload_rxdata [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_init_one [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure iodelay [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_init [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_cleanup [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit_complete [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2023-04-02 10:34:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:34:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:34:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:34:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:34:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:34:20,410 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:34:20,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:34:20,592 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:34:24,728 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:34:24,742 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:34:24,742 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 10:34:24,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:34:24 BoogieIcfgContainer [2023-04-02 10:34:24,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:34:24,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:34:24,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:34:24,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:34:24,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:34:17" (1/3) ... [2023-04-02 10:34:24,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef7c53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:34:24, skipping insertion in model container [2023-04-02 10:34:24,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:34:19" (2/3) ... [2023-04-02 10:34:24,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef7c53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:34:24, skipping insertion in model container [2023-04-02 10:34:24,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:34:24" (3/3) ... [2023-04-02 10:34:24,751 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2023-04-02 10:34:24,763 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:34:24,764 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:34:24,825 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:34:24,830 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;@6b76b8e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:34:24,830 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:34:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 2490 states, 1520 states have (on average 1.3230263157894737) internal successors, (2011), 1569 states have internal predecessors, (2011), 770 states have call successors, (770), 188 states have call predecessors, (770), 187 states have return successors, (763), 749 states have call predecessors, (763), 763 states have call successors, (763) [2023-04-02 10:34:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-04-02 10:34:24,874 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:34:24,875 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:34:24,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:34:24,879 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:34:24,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2070688635, now seen corresponding path program 1 times [2023-04-02 10:34:24,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:34:24,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146323826] [2023-04-02 10:34:24,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:34:24,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:34:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:34:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:34:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:34:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:34:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:34:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:34:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:34:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:34:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-04-02 10:34:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-04-02 10:34:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:34:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-04-02 10:34:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-04-02 10:34:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-04-02 10:34:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-04-02 10:34:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:34:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:34:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:34:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:34:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:25,900 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-04-02 10:34:25,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:34:25,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146323826] [2023-04-02 10:34:25,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146323826] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:34:25,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:34:25,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:34:25,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397129288] [2023-04-02 10:34:25,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:34:25,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:34:25,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:34:25,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:34:25,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:34:25,931 INFO L87 Difference]: Start difference. First operand has 2490 states, 1520 states have (on average 1.3230263157894737) internal successors, (2011), 1569 states have internal predecessors, (2011), 770 states have call successors, (770), 188 states have call predecessors, (770), 187 states have return successors, (763), 749 states have call predecessors, (763), 763 states have call successors, (763) Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:34:48,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:34:48,651 INFO L93 Difference]: Finished difference Result 5216 states and 7661 transitions. [2023-04-02 10:34:48,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 10:34:48,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 252 [2023-04-02 10:34:48,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:34:48,686 INFO L225 Difference]: With dead ends: 5216 [2023-04-02 10:34:48,686 INFO L226 Difference]: Without dead ends: 2735 [2023-04-02 10:34:48,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-04-02 10:34:48,710 INFO L413 NwaCegarLoop]: 487 mSDtfsCounter, 5677 mSDsluCounter, 961 mSDsCounter, 0 mSdLazyCounter, 6053 mSolverCounterSat, 4767 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6051 SdHoareTripleChecker+Valid, 1448 SdHoareTripleChecker+Invalid, 10820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4767 IncrementalHoareTripleChecker+Valid, 6053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2023-04-02 10:34:48,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6051 Valid, 1448 Invalid, 10820 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4767 Valid, 6053 Invalid, 0 Unknown, 0 Unchecked, 21.1s Time] [2023-04-02 10:34:48,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2023-04-02 10:34:49,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 2417. [2023-04-02 10:34:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 1484 states have (on average 1.3180592991913747) internal successors, (1956), 1524 states have internal predecessors, (1956), 752 states have call successors, (752), 182 states have call predecessors, (752), 180 states have return successors, (750), 736 states have call predecessors, (750), 750 states have call successors, (750) [2023-04-02 10:34:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 3458 transitions. [2023-04-02 10:34:49,424 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 3458 transitions. Word has length 252 [2023-04-02 10:34:49,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:34:49,425 INFO L495 AbstractCegarLoop]: Abstraction has 2417 states and 3458 transitions. [2023-04-02 10:34:49,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:34:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3458 transitions. [2023-04-02 10:34:49,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-04-02 10:34:49,438 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:34:49,439 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:34:49,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:34:49,439 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:34:49,439 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:34:49,439 INFO L85 PathProgramCache]: Analyzing trace with hash -483254897, now seen corresponding path program 1 times [2023-04-02 10:34:49,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:34:49,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197154647] [2023-04-02 10:34:49,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:34:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:34:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:34:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:34:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:34:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:34:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:34:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:34:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:34:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:34:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-04-02 10:34:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-04-02 10:34:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:34:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-04-02 10:34:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-04-02 10:34:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-04-02 10:34:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-04-02 10:34:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:34:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:34:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:34:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:34:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-04-02 10:34:50,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:34:50,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197154647] [2023-04-02 10:34:50,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197154647] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:34:50,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:34:50,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:34:50,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221812334] [2023-04-02 10:34:50,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:34:50,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:34:50,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:34:50,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:34:50,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:34:50,679 INFO L87 Difference]: Start difference. First operand 2417 states and 3458 transitions. Second operand has 10 states, 10 states have (on average 10.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:35:03,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:04,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:38,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:35:38,081 INFO L93 Difference]: Finished difference Result 7772 states and 11285 transitions. [2023-04-02 10:35:38,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-04-02 10:35:38,090 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 252 [2023-04-02 10:35:38,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:35:38,129 INFO L225 Difference]: With dead ends: 7772 [2023-04-02 10:35:38,129 INFO L226 Difference]: Without dead ends: 5387 [2023-04-02 10:35:38,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=219, Invalid=483, Unknown=0, NotChecked=0, Total=702 [2023-04-02 10:35:38,145 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 14684 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 15216 mSolverCounterSat, 12932 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15131 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 28148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12932 IncrementalHoareTripleChecker+Valid, 15216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:35:38,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15131 Valid, 2417 Invalid, 28148 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12932 Valid, 15216 Invalid, 0 Unknown, 0 Unchecked, 43.7s Time] [2023-04-02 10:35:38,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5387 states. [2023-04-02 10:35:39,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5387 to 4878. [2023-04-02 10:35:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4878 states, 2996 states have (on average 1.3157543391188251) internal successors, (3942), 3082 states have internal predecessors, (3942), 1512 states have call successors, (1512), 359 states have call predecessors, (1512), 369 states have return successors, (1548), 1487 states have call predecessors, (1548), 1510 states have call successors, (1548) [2023-04-02 10:35:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 7002 transitions. [2023-04-02 10:35:39,332 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 7002 transitions. Word has length 252 [2023-04-02 10:35:39,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:35:39,333 INFO L495 AbstractCegarLoop]: Abstraction has 4878 states and 7002 transitions. [2023-04-02 10:35:39,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:35:39,334 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 7002 transitions. [2023-04-02 10:35:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-04-02 10:35:39,346 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:35:39,347 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:35:39,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:35:39,347 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:35:39,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:35:39,347 INFO L85 PathProgramCache]: Analyzing trace with hash 775635980, now seen corresponding path program 1 times [2023-04-02 10:35:39,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:35:39,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921033389] [2023-04-02 10:35:39,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:35:39,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:35:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:39,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:35:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:35:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:35:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:35:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:35:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:35:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:35:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:35:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-04-02 10:35:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-04-02 10:35:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:35:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-04-02 10:35:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-04-02 10:35:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-04-02 10:35:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 10:35:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:35:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:35:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:35:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:35:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-04-02 10:35:40,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:35:40,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921033389] [2023-04-02 10:35:40,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921033389] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:35:40,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:35:40,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:35:40,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018595639] [2023-04-02 10:35:40,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:35:40,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:35:40,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:35:40,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:35:40,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:35:40,218 INFO L87 Difference]: Start difference. First operand 4878 states and 7002 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:35:49,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:51,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:52,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:55,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:57,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:29,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:36:29,523 INFO L93 Difference]: Finished difference Result 15567 states and 22681 transitions. [2023-04-02 10:36:29,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-04-02 10:36:29,523 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 253 [2023-04-02 10:36:29,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:36:29,577 INFO L225 Difference]: With dead ends: 15567 [2023-04-02 10:36:29,577 INFO L226 Difference]: Without dead ends: 10721 [2023-04-02 10:36:29,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=219, Invalid=483, Unknown=0, NotChecked=0, Total=702 [2023-04-02 10:36:29,601 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 15101 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 14608 mSolverCounterSat, 13503 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15545 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 28111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13503 IncrementalHoareTripleChecker+Valid, 14608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.6s IncrementalHoareTripleChecker+Time [2023-04-02 10:36:29,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15545 Valid, 2264 Invalid, 28111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13503 Valid, 14608 Invalid, 0 Unknown, 0 Unchecked, 44.6s Time] [2023-04-02 10:36:29,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10721 states. [2023-04-02 10:36:31,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10721 to 9732. [2023-04-02 10:36:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9732 states, 5982 states have (on average 1.3154463390170512) internal successors, (7869), 6152 states have internal predecessors, (7869), 3013 states have call successors, (3013), 713 states have call predecessors, (3013), 736 states have return successors, (3119), 2967 states have call predecessors, (3119), 3011 states have call successors, (3119) [2023-04-02 10:36:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9732 states to 9732 states and 14001 transitions. [2023-04-02 10:36:31,915 INFO L78 Accepts]: Start accepts. Automaton has 9732 states and 14001 transitions. Word has length 253 [2023-04-02 10:36:31,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:36:31,916 INFO L495 AbstractCegarLoop]: Abstraction has 9732 states and 14001 transitions. [2023-04-02 10:36:31,916 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:36:31,916 INFO L276 IsEmpty]: Start isEmpty. Operand 9732 states and 14001 transitions. [2023-04-02 10:36:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-04-02 10:36:31,931 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:36:31,931 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:36:31,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 10:36:31,932 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:36:31,932 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:36:31,932 INFO L85 PathProgramCache]: Analyzing trace with hash 879007410, now seen corresponding path program 1 times [2023-04-02 10:36:31,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:36:31,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497287846] [2023-04-02 10:36:31,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:36:31,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:36:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:36:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:36:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:36:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:36:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:36:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:36:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:36:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:36:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:36:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:36:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-04-02 10:36:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:36:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:36:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-04-02 10:36:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:36:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-04-02 10:36:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:36:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:36:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:36:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:36:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:36:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:36:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-04-02 10:36:32,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:36:32,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497287846] [2023-04-02 10:36:32,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497287846] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:36:32,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:36:32,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:36:32,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278291110] [2023-04-02 10:36:32,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:36:32,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:36:32,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:36:32,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:36:32,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:36:32,750 INFO L87 Difference]: Start difference. First operand 9732 states and 14001 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:36:42,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:44,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:46,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:21,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:37:21,479 INFO L93 Difference]: Finished difference Result 31101 states and 45413 transitions. [2023-04-02 10:37:21,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-04-02 10:37:21,479 INFO L78 Accepts]: Start accepts. Automaton has 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 254 [2023-04-02 10:37:21,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:37:21,588 INFO L225 Difference]: With dead ends: 31101 [2023-04-02 10:37:21,588 INFO L226 Difference]: Without dead ends: 21401 [2023-04-02 10:37:21,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=219, Invalid=483, Unknown=0, NotChecked=0, Total=702 [2023-04-02 10:37:21,633 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 13239 mSDsluCounter, 2434 mSDsCounter, 0 mSdLazyCounter, 16641 mSolverCounterSat, 11396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13684 SdHoareTripleChecker+Valid, 2843 SdHoareTripleChecker+Invalid, 28037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11396 IncrementalHoareTripleChecker+Valid, 16641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2023-04-02 10:37:21,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13684 Valid, 2843 Invalid, 28037 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11396 Valid, 16641 Invalid, 0 Unknown, 0 Unchecked, 41.8s Time] [2023-04-02 10:37:21,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21401 states. [2023-04-02 10:37:26,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21401 to 19445. [2023-04-02 10:37:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19445 states, 11959 states have (on average 1.3150765114139977) internal successors, (15727), 12296 states have internal predecessors, (15727), 6014 states have call successors, (6014), 1422 states have call predecessors, (6014), 1471 states have return successors, (6288), 5927 states have call predecessors, (6288), 6012 states have call successors, (6288) [2023-04-02 10:37:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19445 states to 19445 states and 28029 transitions. [2023-04-02 10:37:26,436 INFO L78 Accepts]: Start accepts. Automaton has 19445 states and 28029 transitions. Word has length 254 [2023-04-02 10:37:26,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:37:26,437 INFO L495 AbstractCegarLoop]: Abstraction has 19445 states and 28029 transitions. [2023-04-02 10:37:26,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:37:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 19445 states and 28029 transitions. [2023-04-02 10:37:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-04-02 10:37:26,452 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:37:26,452 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:37:26,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 10:37:26,453 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:37:26,453 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:37:26,453 INFO L85 PathProgramCache]: Analyzing trace with hash -478985649, now seen corresponding path program 1 times [2023-04-02 10:37:26,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:37:26,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142183587] [2023-04-02 10:37:26,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:37:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:37:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:37:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:26,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:26,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:37:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:37:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:37:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:37:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:37:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:37:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:37:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-04-02 10:37:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-04-02 10:37:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:37:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 10:37:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:37:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-04-02 10:37:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-04-02 10:37:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:37:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:37:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:37:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:37:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-04-02 10:37:27,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:37:27,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142183587] [2023-04-02 10:37:27,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142183587] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:37:27,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:37:27,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:37:27,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653216550] [2023-04-02 10:37:27,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:37:27,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:37:27,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:37:27,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:37:27,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:37:27,228 INFO L87 Difference]: Start difference. First operand 19445 states and 28029 transitions. Second operand has 10 states, 10 states have (on average 10.3) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:37:37,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:39,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:38:08,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:38:20,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:38:20,898 INFO L93 Difference]: Finished difference Result 61530 states and 89856 transitions. [2023-04-02 10:38:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-04-02 10:38:20,898 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.3) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 255 [2023-04-02 10:38:20,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:38:21,101 INFO L225 Difference]: With dead ends: 61530 [2023-04-02 10:38:21,102 INFO L226 Difference]: Without dead ends: 42117 [2023-04-02 10:38:21,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=219, Invalid=483, Unknown=0, NotChecked=0, Total=702 [2023-04-02 10:38:21,181 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 15263 mSDsluCounter, 1839 mSDsCounter, 0 mSdLazyCounter, 14272 mSolverCounterSat, 13717 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15706 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 27989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 13717 IncrementalHoareTripleChecker+Valid, 14272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2023-04-02 10:38:21,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15706 Valid, 2248 Invalid, 27989 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [13717 Valid, 14272 Invalid, 0 Unknown, 0 Unchecked, 41.6s Time] [2023-04-02 10:38:21,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42117 states. [2023-04-02 10:38:30,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42117 to 38288. [2023-04-02 10:38:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38288 states, 23537 states have (on average 1.3134639078897055) internal successors, (30915), 24195 states have internal predecessors, (30915), 11851 states have call successors, (11851), 2800 states have call predecessors, (11851), 2899 states have return successors, (12375), 11685 states have call predecessors, (12375), 11849 states have call successors, (12375) [2023-04-02 10:38:31,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38288 states to 38288 states and 55141 transitions. [2023-04-02 10:38:31,052 INFO L78 Accepts]: Start accepts. Automaton has 38288 states and 55141 transitions. Word has length 255 [2023-04-02 10:38:31,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:38:31,053 INFO L495 AbstractCegarLoop]: Abstraction has 38288 states and 55141 transitions. [2023-04-02 10:38:31,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.3) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:38:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 38288 states and 55141 transitions. [2023-04-02 10:38:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-04-02 10:38:31,067 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:38:31,067 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:38:31,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 10:38:31,067 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:38:31,068 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:38:31,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1787806453, now seen corresponding path program 1 times [2023-04-02 10:38:31,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:38:31,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463093589] [2023-04-02 10:38:31,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:38:31,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:38:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:38:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:38:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:38:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:38:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:38:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:38:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:38:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 10:38:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:38:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-04-02 10:38:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:38:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-04-02 10:38:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-04-02 10:38:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:38:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-04-02 10:38:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-04-02 10:38:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-04-02 10:38:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:38:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 10:38:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 10:38:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 10:38:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 10:38:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:38:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-04-02 10:38:32,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:38:32,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463093589] [2023-04-02 10:38:32,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463093589] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 10:38:32,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1258168073] [2023-04-02 10:38:32,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:38:32,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 10:38:32,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:38:32,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 10:38:32,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 10:38:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:38:33,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 3812 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-02 10:38:33,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 10:38:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2023-04-02 10:38:33,157 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 10:38:33,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1258168073] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:38:33,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 10:38:33,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 15 [2023-04-02 10:38:33,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672043063] [2023-04-02 10:38:33,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:38:33,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 10:38:33,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:38:33,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 10:38:33,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2023-04-02 10:38:33,159 INFO L87 Difference]: Start difference. First operand 38288 states and 55141 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29)