/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 20:58:50,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 20:58:50,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 20:58:50,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 20:58:50,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 20:58:50,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 20:58:50,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 20:58:50,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 20:58:50,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 20:58:50,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 20:58:50,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 20:58:50,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 20:58:50,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 20:58:50,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 20:58:50,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 20:58:50,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 20:58:50,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 20:58:50,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 20:58:50,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 20:58:50,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 20:58:50,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 20:58:50,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 20:58:50,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 20:58:50,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 20:58:50,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 20:58:50,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 20:58:50,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 20:58:50,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 20:58:50,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 20:58:50,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 20:58:50,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 20:58:50,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 20:58:50,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 20:58:50,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 20:58:50,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 20:58:50,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 20:58:50,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 20:58:50,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 20:58:50,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 20:58:50,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 20:58:50,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 20:58:50,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 20:58:50,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 20:58:50,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 20:58:50,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 20:58:50,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 20:58:50,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 20:58:50,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 20:58:50,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 20:58:50,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 20:58:50,488 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 20:58:50,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 20:58:50,490 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 20:58:50,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 20:58:50,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 20:58:50,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 20:58:50,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 20:58:50,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 20:58:50,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 20:58:50,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 20:58:50,492 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 20:58:50,492 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 20:58:50,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 20:58:50,492 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 20:58:50,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 20:58:50,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 20:58:50,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 20:58:50,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 20:58:50,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:58:50,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 20:58:50,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 20:58:50,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 20:58:50,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 20:58:50,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 20:58:50,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 20:58:50,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 20:58:50,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 20:58:50,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 20:58:50,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 20:58:50,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 20:58:50,982 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 20:58:50,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2022-10-15 20:58:51,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aedcf387/9fcef5b036214943be19fedfd7420d6d/FLAGa1dd9d283 [2022-10-15 20:58:52,428 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 20:58:52,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2022-10-15 20:58:52,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aedcf387/9fcef5b036214943be19fedfd7420d6d/FLAGa1dd9d283 [2022-10-15 20:58:52,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aedcf387/9fcef5b036214943be19fedfd7420d6d [2022-10-15 20:58:52,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 20:58:52,653 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 20:58:52,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 20:58:52,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 20:58:52,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 20:58:52,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:58:52" (1/1) ... [2022-10-15 20:58:52,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43991c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:52, skipping insertion in model container [2022-10-15 20:58:52,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:58:52" (1/1) ... [2022-10-15 20:58:52,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 20:58:52,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 20:58:58,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i[325844,325857] [2022-10-15 20:58:58,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:58:58,150 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 20:58:58,744 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i[325844,325857] [2022-10-15 20:58:58,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:58:58,988 INFO L208 MainTranslator]: Completed translation [2022-10-15 20:58:58,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58 WrapperNode [2022-10-15 20:58:58,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 20:58:58,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 20:58:58,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 20:58:58,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 20:58:58,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,412 INFO L138 Inliner]: procedures = 414, calls = 2181, calls flagged for inlining = 245, calls inlined = 230, statements flattened = 6048 [2022-10-15 20:58:59,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 20:58:59,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 20:58:59,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 20:58:59,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 20:58:59,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:58:59,967 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:59:00,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:59:00,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 20:59:00,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 20:59:00,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 20:59:00,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 20:59:00,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (1/1) ... [2022-10-15 20:59:00,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:59:00,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 20:59:00,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 20:59:00,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 20:59:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 20:59:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 20:59:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-15 20:59:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-15 20:59:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-15 20:59:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-15 20:59:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 20:59:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 20:59:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2022-10-15 20:59:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2022-10-15 20:59:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-10-15 20:59:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-10-15 20:59:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-15 20:59:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-15 20:59:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-15 20:59:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-15 20:59:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2022-10-15 20:59:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2022-10-15 20:59:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_regs_len [2022-10-15 20:59:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_regs_len [2022-10-15 20:59:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 20:59:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 20:59:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure macb_probe [2022-10-15 20:59:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_probe [2022-10-15 20:59:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 20:59:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-15 20:59:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-15 20:59:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-15 20:59:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-15 20:59:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-15 20:59:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 20:59:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 20:59:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-10-15 20:59:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-10-15 20:59:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 20:59:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 20:59:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 20:59:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure macb_remove [2022-10-15 20:59:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_remove [2022-10-15 20:59:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 20:59:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 20:59:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-15 20:59:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-10-15 20:59:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 20:59:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 20:59:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 20:59:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-10-15 20:59:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-10-15 20:59:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-15 20:59:00,220 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-15 20:59:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-15 20:59:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-15 20:59:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 20:59:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-15 20:59:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-15 20:59:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 20:59:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-15 20:59:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-15 20:59:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure macb_free_consistent [2022-10-15 20:59:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_free_consistent [2022-10-15 20:59:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 20:59:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 20:59:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-15 20:59:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-15 20:59:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure macb_open [2022-10-15 20:59:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_open [2022-10-15 20:59:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-15 20:59:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-15 20:59:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_consistent [2022-10-15 20:59:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_consistent [2022-10-15 20:59:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure macb_resume [2022-10-15 20:59:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_resume [2022-10-15 20:59:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 20:59:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-10-15 20:59:00,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-10-15 20:59:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure macb_is_gem [2022-10-15 20:59:00,229 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_is_gem [2022-10-15 20:59:00,229 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-15 20:59:00,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-15 20:59:00,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 20:59:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 20:59:00,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 20:59:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_ring_wrap [2022-10-15 20:59:00,230 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_ring_wrap [2022-10-15 20:59:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 20:59:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 20:59:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 20:59:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 20:59:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 20:59:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-10-15 20:59:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-10-15 20:59:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 20:59:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 20:59:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-15 20:59:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-15 20:59:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-15 20:59:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-15 20:59:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-10-15 20:59:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-10-15 20:59:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-10-15 20:59:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-10-15 20:59:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 20:59:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 20:59:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-15 20:59:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-15 20:59:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-10-15 20:59:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-10-15 20:59:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 20:59:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 20:59:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 20:59:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 20:59:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-10-15 20:59:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-10-15 20:59:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2022-10-15 20:59:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2022-10-15 20:59:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-15 20:59:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-15 20:59:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_ring_wrap [2022-10-15 20:59:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_ring_wrap [2022-10-15 20:59:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2022-10-15 20:59:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2022-10-15 20:59:00,241 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2022-10-15 20:59:00,242 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2022-10-15 20:59:00,242 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-15 20:59:00,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-15 20:59:00,250 INFO L130 BoogieDeclarations]: Found specification of procedure macb_handle_link_change [2022-10-15 20:59:00,251 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_handle_link_change [2022-10-15 20:59:00,251 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2022-10-15 20:59:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2022-10-15 20:59:00,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_14 [2022-10-15 20:59:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_14 [2022-10-15 20:59:00,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_16 [2022-10-15 20:59:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_16 [2022-10-15 20:59:00,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_15 [2022-10-15 20:59:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_15 [2022-10-15 20:59:00,253 INFO L130 BoogieDeclarations]: Found specification of procedure macb_close [2022-10-15 20:59:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_close [2022-10-15 20:59:00,253 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdc_clk_div [2022-10-15 20:59:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdc_clk_div [2022-10-15 20:59:00,253 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-15 20:59:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-15 20:59:00,254 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-15 20:59:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-15 20:59:00,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_19 [2022-10-15 20:59:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_19 [2022-10-15 20:59:00,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 20:59:00,254 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-10-15 20:59:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-10-15 20:59:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-10-15 20:59:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-10-15 20:59:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-15 20:59:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-15 20:59:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2022-10-15 20:59:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2022-10-15 20:59:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 20:59:00,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2022-10-15 20:59:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2022-10-15 20:59:00,256 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-10-15 20:59:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-10-15 20:59:00,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 20:59:00,256 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2022-10-15 20:59:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2022-10-15 20:59:00,257 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_desc [2022-10-15 20:59:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_desc [2022-10-15 20:59:00,257 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-15 20:59:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-15 20:59:00,258 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-15 20:59:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-15 20:59:00,258 INFO L130 BoogieDeclarations]: Found specification of procedure macb_reset_hw [2022-10-15 20:59:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_reset_hw [2022-10-15 20:59:00,258 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 20:59:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 20:59:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure macb_suspend [2022-10-15 20:59:00,259 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_suspend [2022-10-15 20:59:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2022-10-15 20:59:00,259 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2022-10-15 20:59:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-15 20:59:00,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-15 20:59:00,260 INFO L130 BoogieDeclarations]: Found specification of procedure macb_dbw [2022-10-15 20:59:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_dbw [2022-10-15 20:59:00,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 20:59:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 20:59:00,260 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-15 20:59:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-15 20:59:00,261 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-15 20:59:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-15 20:59:00,261 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-15 20:59:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-15 20:59:00,261 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_put [2022-10-15 20:59:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_put [2022-10-15 20:59:00,262 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 20:59:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 20:59:00,262 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 20:59:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 20:59:00,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 20:59:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 20:59:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 20:59:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure gem_rx_refill [2022-10-15 20:59:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_rx_refill [2022-10-15 20:59:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-15 20:59:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-15 20:59:00,264 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_dma [2022-10-15 20:59:00,264 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_dma [2022-10-15 20:59:00,264 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_skb [2022-10-15 20:59:00,264 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_skb [2022-10-15 20:59:00,264 INFO L130 BoogieDeclarations]: Found specification of procedure macb_interrupt [2022-10-15 20:59:00,264 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_interrupt [2022-10-15 20:59:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-15 20:59:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-15 20:59:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-10-15 20:59:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-10-15 20:59:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-15 20:59:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-15 20:59:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-10-15 20:59:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-10-15 20:59:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-10-15 20:59:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-10-15 20:59:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 20:59:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-15 20:59:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-15 20:59:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-15 20:59:00,267 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-15 20:59:01,480 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 20:59:01,493 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 20:59:01,697 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 20:59:12,850 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 20:59:12,884 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 20:59:12,885 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 20:59:12,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:59:12 BoogieIcfgContainer [2022-10-15 20:59:12,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 20:59:12,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 20:59:12,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 20:59:12,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 20:59:12,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:58:52" (1/3) ... [2022-10-15 20:59:12,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d762131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:59:12, skipping insertion in model container [2022-10-15 20:59:12,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:58:58" (2/3) ... [2022-10-15 20:59:12,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d762131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:59:12, skipping insertion in model container [2022-10-15 20:59:12,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:59:12" (3/3) ... [2022-10-15 20:59:12,902 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2022-10-15 20:59:12,926 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 20:59:12,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2022-10-15 20:59:13,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 20:59:13,057 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75e9e53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 20:59:13,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2022-10-15 20:59:13,073 INFO L276 IsEmpty]: Start isEmpty. Operand has 2128 states, 1489 states have (on average 1.3351242444593687) internal successors, (1988), 1571 states have internal predecessors, (1988), 480 states have call successors, (480), 103 states have call predecessors, (480), 102 states have return successors, (474), 469 states have call predecessors, (474), 474 states have call successors, (474) [2022-10-15 20:59:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-15 20:59:13,102 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:59:13,103 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-10-15 20:59:13,104 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting macb_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-15 20:59:13,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:59:13,111 INFO L85 PathProgramCache]: Analyzing trace with hash -378709357, now seen corresponding path program 1 times [2022-10-15 20:59:13,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:59:13,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351665047] [2022-10-15 20:59:13,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:59:13,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:59:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-15 20:59:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-15 20:59:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 20:59:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 20:59:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-15 20:59:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 20:59:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-15 20:59:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-15 20:59:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 20:59:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-15 20:59:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-15 20:59:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-10-15 20:59:15,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:59:15,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351665047] [2022-10-15 20:59:15,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351665047] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:59:15,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:59:15,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 20:59:15,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109554215] [2022-10-15 20:59:15,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:59:15,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 20:59:15,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:59:15,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 20:59:15,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-15 20:59:15,346 INFO L87 Difference]: Start difference. First operand has 2128 states, 1489 states have (on average 1.3351242444593687) internal successors, (1988), 1571 states have internal predecessors, (1988), 480 states have call successors, (480), 103 states have call predecessors, (480), 102 states have return successors, (474), 469 states have call predecessors, (474), 474 states have call successors, (474) Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-15 20:59:22,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:59:22,717 INFO L93 Difference]: Finished difference Result 4656 states and 6601 transitions. [2022-10-15 20:59:22,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 20:59:22,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 135 [2022-10-15 20:59:22,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:59:22,772 INFO L225 Difference]: With dead ends: 4656 [2022-10-15 20:59:22,772 INFO L226 Difference]: Without dead ends: 2505 [2022-10-15 20:59:22,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-10-15 20:59:22,803 INFO L413 NwaCegarLoop]: 3157 mSDtfsCounter, 1383 mSDsluCounter, 6983 mSDsCounter, 0 mSdLazyCounter, 4198 mSolverCounterSat, 782 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 10140 SdHoareTripleChecker+Invalid, 4980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 782 IncrementalHoareTripleChecker+Valid, 4198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-10-15 20:59:22,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 10140 Invalid, 4980 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [782 Valid, 4198 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-10-15 20:59:22,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2505 states. [2022-10-15 20:59:23,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2505 to 2079. [2022-10-15 20:59:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2079 states, 1462 states have (on average 1.2790697674418605) internal successors, (1870), 1537 states have internal predecessors, (1870), 462 states have call successors, (462), 100 states have call predecessors, (462), 100 states have return successors, (462), 457 states have call predecessors, (462), 462 states have call successors, (462) [2022-10-15 20:59:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 2079 states and 2794 transitions. [2022-10-15 20:59:23,090 INFO L78 Accepts]: Start accepts. Automaton has 2079 states and 2794 transitions. Word has length 135 [2022-10-15 20:59:23,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:59:23,091 INFO L495 AbstractCegarLoop]: Abstraction has 2079 states and 2794 transitions. [2022-10-15 20:59:23,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-15 20:59:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2794 transitions. [2022-10-15 20:59:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-10-15 20:59:23,097 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:59:23,097 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-10-15 20:59:23,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 20:59:23,098 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting macb_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-15 20:59:23,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:59:23,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1144914063, now seen corresponding path program 1 times [2022-10-15 20:59:23,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:59:23,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025449856] [2022-10-15 20:59:23,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:59:23,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:59:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:23,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-15 20:59:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-15 20:59:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 20:59:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 20:59:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-15 20:59:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 20:59:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-15 20:59:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-15 20:59:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 20:59:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-15 20:59:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-15 20:59:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:24,305 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-10-15 20:59:24,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:59:24,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025449856] [2022-10-15 20:59:24,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025449856] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:59:24,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:59:24,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 20:59:24,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540936497] [2022-10-15 20:59:24,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:59:24,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 20:59:24,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:59:24,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 20:59:24,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:59:24,310 INFO L87 Difference]: Start difference. First operand 2079 states and 2794 transitions. Second operand has 5 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-15 20:59:29,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:59:29,721 INFO L93 Difference]: Finished difference Result 2347 states and 3221 transitions. [2022-10-15 20:59:29,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 20:59:29,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 136 [2022-10-15 20:59:29,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:59:29,745 INFO L225 Difference]: With dead ends: 2347 [2022-10-15 20:59:29,746 INFO L226 Difference]: Without dead ends: 2346 [2022-10-15 20:59:29,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-15 20:59:29,751 INFO L413 NwaCegarLoop]: 2850 mSDtfsCounter, 1223 mSDsluCounter, 4623 mSDsCounter, 0 mSdLazyCounter, 2881 mSolverCounterSat, 595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 7473 SdHoareTripleChecker+Invalid, 3476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 2881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-15 20:59:29,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1417 Valid, 7473 Invalid, 3476 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [595 Valid, 2881 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-10-15 20:59:29,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2022-10-15 20:59:29,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2078. [2022-10-15 20:59:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2078 states, 1462 states have (on average 1.2783857729138166) internal successors, (1869), 1536 states have internal predecessors, (1869), 462 states have call successors, (462), 100 states have call predecessors, (462), 100 states have return successors, (462), 457 states have call predecessors, (462), 462 states have call successors, (462) [2022-10-15 20:59:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 2793 transitions. [2022-10-15 20:59:29,885 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 2793 transitions. Word has length 136 [2022-10-15 20:59:29,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:59:29,886 INFO L495 AbstractCegarLoop]: Abstraction has 2078 states and 2793 transitions. [2022-10-15 20:59:29,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-15 20:59:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2793 transitions. [2022-10-15 20:59:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-10-15 20:59:29,906 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:59:29,907 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-10-15 20:59:29,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 20:59:29,908 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-15 20:59:29,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:59:29,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1603159788, now seen corresponding path program 1 times [2022-10-15 20:59:29,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:59:29,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067554338] [2022-10-15 20:59:29,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:59:29,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:59:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-15 20:59:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-15 20:59:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 20:59:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 20:59:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-15 20:59:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-15 20:59:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-15 20:59:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 20:59:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 20:59:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-15 20:59:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-15 20:59:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 20:59:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 20:59:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-15 20:59:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-15 20:59:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-15 20:59:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-15 20:59:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-15 20:59:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:30,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:31,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-15 20:59:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:31,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-15 20:59:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:31,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:59:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:59:31,074 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-15 20:59:31,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:59:31,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067554338] [2022-10-15 20:59:31,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067554338] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:59:31,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:59:31,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 20:59:31,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356260718] [2022-10-15 20:59:31,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:59:31,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 20:59:31,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:59:31,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 20:59:31,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:59:31,082 INFO L87 Difference]: Start difference. First operand 2078 states and 2793 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26)