/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 [2022-10-16 12:23:56,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:23:56,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:23:56,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:23:56,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:23:56,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:23:56,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:23:56,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:23:56,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:23:56,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:23:56,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:23:56,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:23:56,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:23:56,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:23:56,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:23:56,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:23:56,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:23:56,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:23:56,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:23:56,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:23:56,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:23:56,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:23:56,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:23:56,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:23:56,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:23:56,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:23:56,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:23:56,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:23:56,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:23:56,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:23:56,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:23:56,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:23:56,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:23:56,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:23:56,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:23:56,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:23:56,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:23:56,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:23:56,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:23:56,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:23:56,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:23:56,869 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 [2022-10-16 12:23:56,929 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:23:56,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:23:56,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:23:56,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:23:56,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:23:56,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:23:56,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:23:56,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:23:56,937 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:23:56,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:23:56,939 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:23:56,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:23:56,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:23:56,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:23:56,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:23:56,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:23:56,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:23:56,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:23:56,941 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:23:56,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:23:56,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:23:56,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:23:56,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:23:56,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:23:56,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:23:56,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:23:56,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:23:56,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:23:56,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:23:56,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:23:56,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:23:56,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:23:56,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:23:56,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:23:57,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:23:57,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:23:57,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:23:57,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:23:57,399 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:23:57,401 INFO L432 ainManager$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 [2022-10-16 12:23:57,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19dd4e77/ab9bf58c26904771ae6596cac3b42c8a/FLAG40dfa919d [2022-10-16 12:23:58,666 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:23:58,667 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 [2022-10-16 12:23:58,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19dd4e77/ab9bf58c26904771ae6596cac3b42c8a/FLAG40dfa919d [2022-10-16 12:23:58,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19dd4e77/ab9bf58c26904771ae6596cac3b42c8a [2022-10-16 12:23:58,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:23:58,944 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:23:58,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:23:58,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:23:58,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:23:58,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:23:58" (1/1) ... [2022-10-16 12:23:58,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614ffc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:23:58, skipping insertion in model container [2022-10-16 12:23:58,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:23:58" (1/1) ... [2022-10-16 12:23:58,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:23:59,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:24:02,595 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] [2022-10-16 12:24:02,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:24:02,706 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:24:03,243 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] [2022-10-16 12:24:03,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:24:03,561 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:24:03,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03 WrapperNode [2022-10-16 12:24:03,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:24:03,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:24:03,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:24:03,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:24:03,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:03,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,082 INFO L138 Inliner]: procedures = 414, calls = 2181, calls flagged for inlining = 245, calls inlined = 230, statements flattened = 6048 [2022-10-16 12:24:04,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:24:04,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:24:04,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:24:04,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:24:04,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,545 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:24:04,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:24:04,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:24:04,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:24:04,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (1/1) ... [2022-10-16 12:24:04,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:24:04,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:24:04,674 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) [2022-10-16 12:24:04,690 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 [2022-10-16 12:24:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 12:24:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 12:24:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-16 12:24:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-16 12:24:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-16 12:24:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-16 12:24:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:24:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:24:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2022-10-16 12:24:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2022-10-16 12:24:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-10-16 12:24:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-10-16 12:24:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 12:24:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 12:24:04,751 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-16 12:24:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-16 12:24:04,752 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2022-10-16 12:24:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2022-10-16 12:24:04,752 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_regs_len [2022-10-16 12:24:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_regs_len [2022-10-16 12:24:04,752 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:24:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:24:04,753 INFO L130 BoogieDeclarations]: Found specification of procedure macb_probe [2022-10-16 12:24:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_probe [2022-10-16 12:24:04,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 12:24:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 12:24:04,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-16 12:24:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-16 12:24:04,754 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 12:24:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-16 12:24:04,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 12:24:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 12:24:04,754 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-10-16 12:24:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-10-16 12:24:04,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:24:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:24:04,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:24:04,755 INFO L130 BoogieDeclarations]: Found specification of procedure macb_remove [2022-10-16 12:24:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_remove [2022-10-16 12:24:04,756 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 12:24:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 12:24:04,756 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-16 12:24:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-10-16 12:24:04,756 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 12:24:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 12:24:04,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:24:04,757 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-10-16 12:24:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-10-16 12:24:04,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 12:24:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 12:24:04,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-16 12:24:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-16 12:24:04,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:24:04,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-16 12:24:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-16 12:24:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:24:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 12:24:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 12:24:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_free_consistent [2022-10-16 12:24:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_free_consistent [2022-10-16 12:24:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:24:04,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:24:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-16 12:24:04,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-16 12:24:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_open [2022-10-16 12:24:04,760 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_open [2022-10-16 12:24:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-16 12:24:04,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-16 12:24:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_consistent [2022-10-16 12:24:04,761 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_consistent [2022-10-16 12:24:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure macb_resume [2022-10-16 12:24:04,762 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_resume [2022-10-16 12:24:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:24:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-10-16 12:24:04,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-10-16 12:24:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_is_gem [2022-10-16 12:24:04,762 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_is_gem [2022-10-16 12:24:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-16 12:24:04,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-16 12:24:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:24:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 12:24:04,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 12:24:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_ring_wrap [2022-10-16 12:24:04,763 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_ring_wrap [2022-10-16 12:24:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:24:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:24:04,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:24:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:24:04,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:24:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-10-16 12:24:04,765 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-10-16 12:24:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 12:24:04,765 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 12:24:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-16 12:24:04,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-16 12:24:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-16 12:24:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-16 12:24:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-10-16 12:24:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-10-16 12:24:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-10-16 12:24:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-10-16 12:24:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:24:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:24:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 12:24:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 12:24:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-10-16 12:24:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-10-16 12:24:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:24:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:24:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 12:24:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 12:24:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-10-16 12:24:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-10-16 12:24:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2022-10-16 12:24:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2022-10-16 12:24:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-16 12:24:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-16 12:24:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_ring_wrap [2022-10-16 12:24:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_ring_wrap [2022-10-16 12:24:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2022-10-16 12:24:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2022-10-16 12:24:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2022-10-16 12:24:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2022-10-16 12:24:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 12:24:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 12:24:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure macb_handle_link_change [2022-10-16 12:24:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_handle_link_change [2022-10-16 12:24:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2022-10-16 12:24:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2022-10-16 12:24:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_14 [2022-10-16 12:24:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_14 [2022-10-16 12:24:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_16 [2022-10-16 12:24:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_16 [2022-10-16 12:24:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_15 [2022-10-16 12:24:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_15 [2022-10-16 12:24:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure macb_close [2022-10-16 12:24:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_close [2022-10-16 12:24:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdc_clk_div [2022-10-16 12:24:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdc_clk_div [2022-10-16 12:24:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-16 12:24:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-16 12:24:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-16 12:24:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-16 12:24:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_19 [2022-10-16 12:24:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_19 [2022-10-16 12:24:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:24:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-10-16 12:24:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-10-16 12:24:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-10-16 12:24:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-10-16 12:24:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 12:24:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 12:24:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2022-10-16 12:24:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2022-10-16 12:24:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:24:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2022-10-16 12:24:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2022-10-16 12:24:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-10-16 12:24:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-10-16 12:24:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:24:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2022-10-16 12:24:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2022-10-16 12:24:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_desc [2022-10-16 12:24:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_desc [2022-10-16 12:24:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-16 12:24:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-16 12:24:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:24:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:24:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure macb_reset_hw [2022-10-16 12:24:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_reset_hw [2022-10-16 12:24:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 12:24:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 12:24:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure macb_suspend [2022-10-16 12:24:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_suspend [2022-10-16 12:24:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2022-10-16 12:24:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2022-10-16 12:24:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 12:24:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 12:24:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure macb_dbw [2022-10-16 12:24:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_dbw [2022-10-16 12:24:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 12:24:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 12:24:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-16 12:24:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-16 12:24:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-16 12:24:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-16 12:24:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 12:24:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 12:24:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_put [2022-10-16 12:24:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_put [2022-10-16 12:24:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-16 12:24:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-16 12:24:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 12:24:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 12:24:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:24:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:24:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:24:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure gem_rx_refill [2022-10-16 12:24:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_rx_refill [2022-10-16 12:24:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-16 12:24:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-16 12:24:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_dma [2022-10-16 12:24:04,783 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_dma [2022-10-16 12:24:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_skb [2022-10-16 12:24:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_skb [2022-10-16 12:24:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure macb_interrupt [2022-10-16 12:24:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_interrupt [2022-10-16 12:24:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-16 12:24:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-16 12:24:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-10-16 12:24:04,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-10-16 12:24:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 12:24:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 12:24:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-10-16 12:24:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-10-16 12:24:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-10-16 12:24:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-10-16 12:24:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:24:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:24:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:24:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-16 12:24:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-16 12:24:05,964 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:24:05,969 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:24:06,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 12:24:14,761 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:24:14,812 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:24:14,812 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:24:14,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:24:14 BoogieIcfgContainer [2022-10-16 12:24:14,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:24:14,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:24:14,823 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:24:14,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:24:14,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:23:58" (1/3) ... [2022-10-16 12:24:14,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efd836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:24:14, skipping insertion in model container [2022-10-16 12:24:14,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:24:03" (2/3) ... [2022-10-16 12:24:14,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efd836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:24:14, skipping insertion in model container [2022-10-16 12:24:14,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:24:14" (3/3) ... [2022-10-16 12:24:14,831 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2022-10-16 12:24:14,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:24:14,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2022-10-16 12:24:15,006 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:24:15,015 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;@a1551e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:24:15,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2022-10-16 12:24:15,030 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) [2022-10-16 12:24:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-16 12:24:15,053 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:24:15,054 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] [2022-10-16 12:24:15,055 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)] === [2022-10-16 12:24:15,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:24:15,062 INFO L85 PathProgramCache]: Analyzing trace with hash -378709357, now seen corresponding path program 1 times [2022-10-16 12:24:15,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:24:15,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107634109] [2022-10-16 12:24:15,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:24:15,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:24:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:24:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:24:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:24:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:24:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:24:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:24:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 12:24:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-16 12:24:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:24:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 12:24:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 12:24:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-10-16 12:24:16,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:24:16,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107634109] [2022-10-16 12:24:16,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107634109] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:24:16,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:24:16,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:24:16,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675239269] [2022-10-16 12:24:16,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:24:16,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 12:24:16,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:24:17,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 12:24:17,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 12:24:17,029 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) [2022-10-16 12:24:24,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:24:24,790 INFO L93 Difference]: Finished difference Result 4656 states and 6601 transitions. [2022-10-16 12:24:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:24:24,794 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 [2022-10-16 12:24:24,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:24:24,853 INFO L225 Difference]: With dead ends: 4656 [2022-10-16 12:24:24,853 INFO L226 Difference]: Without dead ends: 2505 [2022-10-16 12:24:24,879 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 [2022-10-16 12:24:24,883 INFO L413 NwaCegarLoop]: 3157 mSDtfsCounter, 1383 mSDsluCounter, 6975 mSDsCounter, 0 mSdLazyCounter, 4198 mSolverCounterSat, 774 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 10132 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 774 IncrementalHoareTripleChecker+Valid, 4198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:24:24,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 10132 Invalid, 4972 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [774 Valid, 4198 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-10-16 12:24:24,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2505 states. [2022-10-16 12:24:25,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2505 to 2079. [2022-10-16 12:24:25,115 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) [2022-10-16 12:24:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 2079 states and 2794 transitions. [2022-10-16 12:24:25,143 INFO L78 Accepts]: Start accepts. Automaton has 2079 states and 2794 transitions. Word has length 135 [2022-10-16 12:24:25,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:24:25,145 INFO L495 AbstractCegarLoop]: Abstraction has 2079 states and 2794 transitions. [2022-10-16 12:24:25,145 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) [2022-10-16 12:24:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2794 transitions. [2022-10-16 12:24:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-10-16 12:24:25,150 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:24:25,151 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] [2022-10-16 12:24:25,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:24:25,151 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)] === [2022-10-16 12:24:25,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:24:25,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1144914063, now seen corresponding path program 1 times [2022-10-16 12:24:25,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:24:25,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616667130] [2022-10-16 12:24:25,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:24:25,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:24:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:24:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:24:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:24:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:24:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:24:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 12:24:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 12:24:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-16 12:24:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:24:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:25,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:26,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 12:24:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:26,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:26,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 12:24:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:26,042 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-10-16 12:24:26,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:24:26,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616667130] [2022-10-16 12:24:26,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616667130] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:24:26,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:24:26,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:24:26,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055629577] [2022-10-16 12:24:26,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:24:26,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:24:26,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:24:26,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:24:26,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:24:26,049 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) [2022-10-16 12:24:31,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:24:31,598 INFO L93 Difference]: Finished difference Result 2347 states and 3221 transitions. [2022-10-16 12:24:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:24:31,599 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 [2022-10-16 12:24:31,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:24:31,623 INFO L225 Difference]: With dead ends: 2347 [2022-10-16 12:24:31,623 INFO L226 Difference]: Without dead ends: 2346 [2022-10-16 12:24:31,626 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 [2022-10-16 12:24:31,627 INFO L413 NwaCegarLoop]: 2847 mSDtfsCounter, 1223 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 2881 mSolverCounterSat, 599 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 7465 SdHoareTripleChecker+Invalid, 3480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 599 IncrementalHoareTripleChecker+Valid, 2881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:24:31,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1417 Valid, 7465 Invalid, 3480 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [599 Valid, 2881 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-10-16 12:24:31,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2022-10-16 12:24:31,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2078. [2022-10-16 12:24:31,731 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) [2022-10-16 12:24:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 2793 transitions. [2022-10-16 12:24:31,750 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 2793 transitions. Word has length 136 [2022-10-16 12:24:31,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:24:31,751 INFO L495 AbstractCegarLoop]: Abstraction has 2078 states and 2793 transitions. [2022-10-16 12:24:31,752 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) [2022-10-16 12:24:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2793 transitions. [2022-10-16 12:24:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-10-16 12:24:31,761 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:24:31,761 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] [2022-10-16 12:24:31,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:24:31,762 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)] === [2022-10-16 12:24:31,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:24:31,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1603159788, now seen corresponding path program 1 times [2022-10-16 12:24:31,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:24:31,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855368320] [2022-10-16 12:24:31,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:24:31,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:24:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:24:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:24:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:24:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:24:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:24:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:24:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:24:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:24:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:24:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:24:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:24:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:24:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:24:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:24:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:24:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:24:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:24:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:24:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:32,734 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:24:32,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:24:32,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855368320] [2022-10-16 12:24:32,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855368320] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:24:32,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:24:32,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:24:32,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286312880] [2022-10-16 12:24:32,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:24:32,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:24:32,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:24:32,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:24:32,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:24:32,737 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) [2022-10-16 12:24:42,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:24:42,435 INFO L93 Difference]: Finished difference Result 4665 states and 6386 transitions. [2022-10-16 12:24:42,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:24:42,436 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 227 [2022-10-16 12:24:42,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:24:42,457 INFO L225 Difference]: With dead ends: 4665 [2022-10-16 12:24:42,458 INFO L226 Difference]: Without dead ends: 2602 [2022-10-16 12:24:42,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:24:42,470 INFO L413 NwaCegarLoop]: 2542 mSDtfsCounter, 2125 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 2799 mSolverCounterSat, 1303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 4975 SdHoareTripleChecker+Invalid, 4102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1303 IncrementalHoareTripleChecker+Valid, 2799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:24:42,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2387 Valid, 4975 Invalid, 4102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1303 Valid, 2799 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-10-16 12:24:42,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2602 states. [2022-10-16 12:24:42,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2602 to 2079. [2022-10-16 12:24:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2079 states, 1463 states have (on average 1.2781954887218046) 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) [2022-10-16 12:24:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 2079 states and 2794 transitions. [2022-10-16 12:24:42,782 INFO L78 Accepts]: Start accepts. Automaton has 2079 states and 2794 transitions. Word has length 227 [2022-10-16 12:24:42,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:24:42,783 INFO L495 AbstractCegarLoop]: Abstraction has 2079 states and 2794 transitions. [2022-10-16 12:24:42,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-10-16 12:24:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2794 transitions. [2022-10-16 12:24:42,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-10-16 12:24:42,789 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:24:42,790 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] [2022-10-16 12:24:42,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:24:42,790 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-10-16 12:24:42,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:24:42,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2026806510, now seen corresponding path program 1 times [2022-10-16 12:24:42,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:24:42,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559728524] [2022-10-16 12:24:42,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:24:42,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:24:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:24:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:24:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:24:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:24:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:24:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:24:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:24:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:24:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:24:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:24:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:24:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:24:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:24:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:24:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:24:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:24:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:24:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:24:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:43,835 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:24:43,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:24:43,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559728524] [2022-10-16 12:24:43,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559728524] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:24:43,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:24:43,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:24:43,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872181921] [2022-10-16 12:24:43,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:24:43,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:24:43,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:24:43,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:24:43,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:24:43,839 INFO L87 Difference]: Start difference. First operand 2079 states and 2794 transitions. Second operand has 5 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:24:56,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:24:57,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:24:57,779 INFO L93 Difference]: Finished difference Result 4563 states and 6249 transitions. [2022-10-16 12:24:57,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:24:57,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 227 [2022-10-16 12:24:57,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:24:57,800 INFO L225 Difference]: With dead ends: 4563 [2022-10-16 12:24:57,800 INFO L226 Difference]: Without dead ends: 2499 [2022-10-16 12:24:57,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:24:57,813 INFO L413 NwaCegarLoop]: 2495 mSDtfsCounter, 1215 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 586 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 5433 SdHoareTripleChecker+Invalid, 4125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 586 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:24:57,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1452 Valid, 5433 Invalid, 4125 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [586 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2022-10-16 12:24:57,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2499 states. [2022-10-16 12:24:58,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2499 to 2087. [2022-10-16 12:24:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2087 states, 1471 states have (on average 1.2766825288919104) internal successors, (1878), 1545 states have internal predecessors, (1878), 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) [2022-10-16 12:24:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 2802 transitions. [2022-10-16 12:24:58,153 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 2802 transitions. Word has length 227 [2022-10-16 12:24:58,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:24:58,154 INFO L495 AbstractCegarLoop]: Abstraction has 2087 states and 2802 transitions. [2022-10-16 12:24:58,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:24:58,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2802 transitions. [2022-10-16 12:24:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-10-16 12:24:58,161 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:24:58,162 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, 1, 1] [2022-10-16 12:24:58,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:24:58,162 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:24:58,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:24:58,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1320557731, now seen corresponding path program 1 times [2022-10-16 12:24:58,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:24:58,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527698071] [2022-10-16 12:24:58,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:24:58,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:24:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:24:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:24:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:24:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:24:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:24:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:24:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:24:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:24:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:24:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:24:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:24:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:24:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:24:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:24:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:24:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:58,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:24:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:24:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:24:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:24:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:24:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:24:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:24:59,075 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:24:59,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:24:59,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527698071] [2022-10-16 12:24:59,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527698071] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:24:59,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:24:59,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:24:59,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122441934] [2022-10-16 12:24:59,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:24:59,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:24:59,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:24:59,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:24:59,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:24:59,079 INFO L87 Difference]: Start difference. First operand 2087 states and 2802 transitions. Second operand has 5 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:12,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:12,598 INFO L93 Difference]: Finished difference Result 4573 states and 6255 transitions. [2022-10-16 12:25:12,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:25:12,599 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 229 [2022-10-16 12:25:12,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:12,617 INFO L225 Difference]: With dead ends: 4573 [2022-10-16 12:25:12,617 INFO L226 Difference]: Without dead ends: 2501 [2022-10-16 12:25:12,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:12,632 INFO L413 NwaCegarLoop]: 2510 mSDtfsCounter, 1208 mSDsluCounter, 2948 mSDsCounter, 0 mSdLazyCounter, 3546 mSolverCounterSat, 579 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 5458 SdHoareTripleChecker+Invalid, 4125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 579 IncrementalHoareTripleChecker+Valid, 3546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:12,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1445 Valid, 5458 Invalid, 4125 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [579 Valid, 3546 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2022-10-16 12:25:12,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2501 states. [2022-10-16 12:25:13,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2501 to 2091. [2022-10-16 12:25:13,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2091 states, 1475 states have (on average 1.2759322033898306) internal successors, (1882), 1549 states have internal predecessors, (1882), 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) [2022-10-16 12:25:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 2091 states and 2806 transitions. [2022-10-16 12:25:13,099 INFO L78 Accepts]: Start accepts. Automaton has 2091 states and 2806 transitions. Word has length 229 [2022-10-16 12:25:13,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:13,101 INFO L495 AbstractCegarLoop]: Abstraction has 2091 states and 2806 transitions. [2022-10-16 12:25:13,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2806 transitions. [2022-10-16 12:25:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-10-16 12:25:13,109 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:13,109 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, 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] [2022-10-16 12:25:13,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:25:13,110 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-10-16 12:25:13,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:13,111 INFO L85 PathProgramCache]: Analyzing trace with hash 168529076, now seen corresponding path program 1 times [2022-10-16 12:25:13,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:13,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372097575] [2022-10-16 12:25:13,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:13,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:13,908 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2022-10-16 12:25:13,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:13,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372097575] [2022-10-16 12:25:13,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372097575] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:13,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:25:13,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:25:13,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003810799] [2022-10-16 12:25:13,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:13,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:25:13,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:13,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:25:13,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:25:13,912 INFO L87 Difference]: Start difference. First operand 2091 states and 2806 transitions. Second operand has 5 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:23,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:23,021 INFO L93 Difference]: Finished difference Result 2501 states and 3434 transitions. [2022-10-16 12:25:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:25:23,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 231 [2022-10-16 12:25:23,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:23,039 INFO L225 Difference]: With dead ends: 2501 [2022-10-16 12:25:23,039 INFO L226 Difference]: Without dead ends: 2499 [2022-10-16 12:25:23,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:23,041 INFO L413 NwaCegarLoop]: 2488 mSDtfsCounter, 1982 mSDsluCounter, 2397 mSDsCounter, 0 mSdLazyCounter, 2795 mSolverCounterSat, 1277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 4885 SdHoareTripleChecker+Invalid, 4072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1277 IncrementalHoareTripleChecker+Valid, 2795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:23,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2219 Valid, 4885 Invalid, 4072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1277 Valid, 2795 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-10-16 12:25:23,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2499 states. [2022-10-16 12:25:23,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2499 to 2089. [2022-10-16 12:25:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2089 states, 1475 states have (on average 1.2745762711864406) internal successors, (1880), 1547 states have internal predecessors, (1880), 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) [2022-10-16 12:25:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2804 transitions. [2022-10-16 12:25:23,403 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2804 transitions. Word has length 231 [2022-10-16 12:25:23,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:23,404 INFO L495 AbstractCegarLoop]: Abstraction has 2089 states and 2804 transitions. [2022-10-16 12:25:23,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2804 transitions. [2022-10-16 12:25:23,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-10-16 12:25:23,412 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:23,413 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, 1, 1, 1, 1, 1] [2022-10-16 12:25:23,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:25:23,413 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:25:23,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:23,414 INFO L85 PathProgramCache]: Analyzing trace with hash -615097275, now seen corresponding path program 1 times [2022-10-16 12:25:23,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:23,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551343011] [2022-10-16 12:25:23,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:23,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:23,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:25:24,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:24,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551343011] [2022-10-16 12:25:24,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551343011] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:24,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:25:24,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:25:24,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601887918] [2022-10-16 12:25:24,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:24,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:25:24,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:24,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:25:24,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:25:24,259 INFO L87 Difference]: Start difference. First operand 2089 states and 2804 transitions. Second operand has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:36,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:25:38,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:38,124 INFO L93 Difference]: Finished difference Result 4594 states and 6282 transitions. [2022-10-16 12:25:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:25:38,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 232 [2022-10-16 12:25:38,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:38,142 INFO L225 Difference]: With dead ends: 4594 [2022-10-16 12:25:38,143 INFO L226 Difference]: Without dead ends: 2520 [2022-10-16 12:25:38,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:38,156 INFO L413 NwaCegarLoop]: 2573 mSDtfsCounter, 1229 mSDsluCounter, 2946 mSDsCounter, 0 mSdLazyCounter, 3610 mSolverCounterSat, 588 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 5519 SdHoareTripleChecker+Invalid, 4198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 588 IncrementalHoareTripleChecker+Valid, 3610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:38,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1466 Valid, 5519 Invalid, 4198 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [588 Valid, 3610 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2022-10-16 12:25:38,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2520 states. [2022-10-16 12:25:38,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2520 to 2103. [2022-10-16 12:25:38,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2103 states, 1488 states have (on average 1.273521505376344) internal successors, (1895), 1560 states have internal predecessors, (1895), 463 states have call successors, (463), 100 states have call predecessors, (463), 100 states have return successors, (463), 458 states have call predecessors, (463), 463 states have call successors, (463) [2022-10-16 12:25:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 2103 states and 2821 transitions. [2022-10-16 12:25:38,494 INFO L78 Accepts]: Start accepts. Automaton has 2103 states and 2821 transitions. Word has length 232 [2022-10-16 12:25:38,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:38,495 INFO L495 AbstractCegarLoop]: Abstraction has 2103 states and 2821 transitions. [2022-10-16 12:25:38,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2821 transitions. [2022-10-16 12:25:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-10-16 12:25:38,503 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:38,504 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, 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] [2022-10-16 12:25:38,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:25:38,504 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:25:38,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:38,504 INFO L85 PathProgramCache]: Analyzing trace with hash 929436685, now seen corresponding path program 1 times [2022-10-16 12:25:38,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:38,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673138060] [2022-10-16 12:25:38,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:38,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:25:39,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:39,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673138060] [2022-10-16 12:25:39,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673138060] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:25:39,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114225913] [2022-10-16 12:25:39,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:39,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:25:39,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:25:39,510 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) [2022-10-16 12:25:39,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 12:25:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:40,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 3528 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:25:40,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:25:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:25:40,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:25:40,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114225913] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:40,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:25:40,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 12:25:40,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431023608] [2022-10-16 12:25:40,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:40,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:25:40,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:40,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:25:40,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:40,710 INFO L87 Difference]: Start difference. First operand 2103 states and 2821 transitions. Second operand has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:41,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:41,123 INFO L93 Difference]: Finished difference Result 2105 states and 2825 transitions. [2022-10-16 12:25:41,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:25:41,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 232 [2022-10-16 12:25:41,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:41,137 INFO L225 Difference]: With dead ends: 2105 [2022-10-16 12:25:41,138 INFO L226 Difference]: Without dead ends: 2103 [2022-10-16 12:25:41,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:41,139 INFO L413 NwaCegarLoop]: 2783 mSDtfsCounter, 9 mSDsluCounter, 5560 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 8343 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:41,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 8343 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:25:41,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2103 states. [2022-10-16 12:25:41,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2103 to 2095. [2022-10-16 12:25:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2095 states, 1482 states have (on average 1.2732793522267207) internal successors, (1887), 1552 states have internal predecessors, (1887), 463 states have call successors, (463), 100 states have call predecessors, (463), 100 states have return successors, (463), 458 states have call predecessors, (463), 463 states have call successors, (463) [2022-10-16 12:25:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 2095 states and 2813 transitions. [2022-10-16 12:25:41,457 INFO L78 Accepts]: Start accepts. Automaton has 2095 states and 2813 transitions. Word has length 232 [2022-10-16 12:25:41,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:41,457 INFO L495 AbstractCegarLoop]: Abstraction has 2095 states and 2813 transitions. [2022-10-16 12:25:41,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2813 transitions. [2022-10-16 12:25:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-10-16 12:25:41,466 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:41,466 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, 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] [2022-10-16 12:25:41,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 12:25:41,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:25:41,682 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:25:41,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:41,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1839570723, now seen corresponding path program 1 times [2022-10-16 12:25:41,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:41,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779350573] [2022-10-16 12:25:41,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:41,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2022-10-16 12:25:42,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:42,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779350573] [2022-10-16 12:25:42,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779350573] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:42,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:25:42,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:25:42,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937780635] [2022-10-16 12:25:42,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:42,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:25:42,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:42,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:25:42,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:25:42,467 INFO L87 Difference]: Start difference. First operand 2095 states and 2813 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:55,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:55,813 INFO L93 Difference]: Finished difference Result 2513 states and 3450 transitions. [2022-10-16 12:25:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:25:55,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 233 [2022-10-16 12:25:55,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:55,826 INFO L225 Difference]: With dead ends: 2513 [2022-10-16 12:25:55,826 INFO L226 Difference]: Without dead ends: 2512 [2022-10-16 12:25:55,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:55,828 INFO L413 NwaCegarLoop]: 2495 mSDtfsCounter, 1202 mSDsluCounter, 2927 mSDsCounter, 0 mSdLazyCounter, 3542 mSolverCounterSat, 581 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 5422 SdHoareTripleChecker+Invalid, 4123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 581 IncrementalHoareTripleChecker+Valid, 3542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:55,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1439 Valid, 5422 Invalid, 4123 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [581 Valid, 3542 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2022-10-16 12:25:55,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2512 states. [2022-10-16 12:25:56,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2512 to 2094. [2022-10-16 12:25:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2094 states, 1482 states have (on average 1.272604588394062) internal successors, (1886), 1551 states have internal predecessors, (1886), 463 states have call successors, (463), 100 states have call predecessors, (463), 100 states have return successors, (463), 458 states have call predecessors, (463), 463 states have call successors, (463) [2022-10-16 12:25:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 2094 states and 2812 transitions. [2022-10-16 12:25:56,108 INFO L78 Accepts]: Start accepts. Automaton has 2094 states and 2812 transitions. Word has length 233 [2022-10-16 12:25:56,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:56,109 INFO L495 AbstractCegarLoop]: Abstraction has 2094 states and 2812 transitions. [2022-10-16 12:25:56,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:56,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2812 transitions. [2022-10-16 12:25:56,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-10-16 12:25:56,117 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:56,117 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, 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] [2022-10-16 12:25:56,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 12:25:56,118 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:25:56,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:56,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1192120236, now seen corresponding path program 1 times [2022-10-16 12:25:56,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:56,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848611296] [2022-10-16 12:25:56,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:56,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:56,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:57,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:57,013 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:25:57,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:57,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848611296] [2022-10-16 12:25:57,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848611296] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:25:57,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632303302] [2022-10-16 12:25:57,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:57,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:25:57,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:25:57,016 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:25:57,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 12:25:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:58,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 3524 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:25:58,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:25:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:25:58,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:25:58,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [632303302] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:58,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:25:58,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 12:25:58,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797400260] [2022-10-16 12:25:58,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:58,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:25:58,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:58,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:25:58,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:58,087 INFO L87 Difference]: Start difference. First operand 2094 states and 2812 transitions. Second operand has 4 states, 3 states have (on average 36.333333333333336) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:58,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:25:58,399 INFO L93 Difference]: Finished difference Result 2096 states and 2816 transitions. [2022-10-16 12:25:58,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:25:58,400 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 36.333333333333336) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 234 [2022-10-16 12:25:58,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:25:58,409 INFO L225 Difference]: With dead ends: 2096 [2022-10-16 12:25:58,409 INFO L226 Difference]: Without dead ends: 2095 [2022-10-16 12:25:58,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 297 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:25:58,411 INFO L413 NwaCegarLoop]: 2786 mSDtfsCounter, 6 mSDsluCounter, 2782 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 5568 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:25:58,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 5568 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:25:58,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2022-10-16 12:25:58,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2090. [2022-10-16 12:25:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2090 states, 1479 states have (on average 1.2724814063556458) internal successors, (1882), 1547 states have internal predecessors, (1882), 463 states have call successors, (463), 100 states have call predecessors, (463), 100 states have return successors, (463), 458 states have call predecessors, (463), 463 states have call successors, (463) [2022-10-16 12:25:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 2808 transitions. [2022-10-16 12:25:58,796 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 2808 transitions. Word has length 234 [2022-10-16 12:25:58,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:25:58,797 INFO L495 AbstractCegarLoop]: Abstraction has 2090 states and 2808 transitions. [2022-10-16 12:25:58,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 36.333333333333336) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:25:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2808 transitions. [2022-10-16 12:25:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-10-16 12:25:58,803 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:25:58,803 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, 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] [2022-10-16 12:25:58,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 12:25:59,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-10-16 12:25:59,004 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:25:59,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:25:59,005 INFO L85 PathProgramCache]: Analyzing trace with hash -649345636, now seen corresponding path program 1 times [2022-10-16 12:25:59,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:25:59,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813664308] [2022-10-16 12:25:59,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:25:59,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:25:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:25:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:25:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:25:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:25:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:25:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:25:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:25:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:25:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:25:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:25:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:25:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:25:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:25:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:25:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:25:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:25:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:25:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:25:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:25:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:25:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:25:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:25:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2022-10-16 12:25:59,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:25:59,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813664308] [2022-10-16 12:25:59,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813664308] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:25:59,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:25:59,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:25:59,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982588153] [2022-10-16 12:25:59,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:25:59,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:25:59,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:25:59,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:25:59,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:25:59,724 INFO L87 Difference]: Start difference. First operand 2090 states and 2808 transitions. Second operand has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:26:08,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:26:08,918 INFO L93 Difference]: Finished difference Result 2508 states and 3446 transitions. [2022-10-16 12:26:08,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 12:26:08,919 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 237 [2022-10-16 12:26:08,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:26:08,934 INFO L225 Difference]: With dead ends: 2508 [2022-10-16 12:26:08,934 INFO L226 Difference]: Without dead ends: 2507 [2022-10-16 12:26:08,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:26:08,936 INFO L413 NwaCegarLoop]: 2477 mSDtfsCounter, 2004 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2763 mSolverCounterSat, 1275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2239 SdHoareTripleChecker+Valid, 4876 SdHoareTripleChecker+Invalid, 4038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1275 IncrementalHoareTripleChecker+Valid, 2763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:26:08,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2239 Valid, 4876 Invalid, 4038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1275 Valid, 2763 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-10-16 12:26:08,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2022-10-16 12:26:09,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 2089. [2022-10-16 12:26:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2089 states, 1479 states have (on average 1.2718052738336714) internal successors, (1881), 1546 states have internal predecessors, (1881), 463 states have call successors, (463), 100 states have call predecessors, (463), 100 states have return successors, (463), 458 states have call predecessors, (463), 463 states have call successors, (463) [2022-10-16 12:26:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2807 transitions. [2022-10-16 12:26:09,347 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2807 transitions. Word has length 237 [2022-10-16 12:26:09,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:26:09,348 INFO L495 AbstractCegarLoop]: Abstraction has 2089 states and 2807 transitions. [2022-10-16 12:26:09,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:26:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2807 transitions. [2022-10-16 12:26:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-10-16 12:26:09,355 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:26:09,356 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, 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] [2022-10-16 12:26:09,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 12:26:09,356 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:26:09,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:26:09,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1345124494, now seen corresponding path program 1 times [2022-10-16 12:26:09,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:26:09,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087111438] [2022-10-16 12:26:09,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:26:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:26:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:26:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:26:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:26:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:26:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:26:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:26:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:26:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:09,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:26:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:26:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:26:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:26:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:26:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:26:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:26:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:26:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 12:26:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:26:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 12:26:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:10,123 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:26:10,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:26:10,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087111438] [2022-10-16 12:26:10,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087111438] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:26:10,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172037290] [2022-10-16 12:26:10,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:26:10,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:26:10,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:26:10,126 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:26:10,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 12:26:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:11,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 3490 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 12:26:11,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:26:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-16 12:26:11,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:26:11,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172037290] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:26:11,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:26:11,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 12:26:11,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855645091] [2022-10-16 12:26:11,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:26:11,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:26:11,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:26:11,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:26:11,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:26:11,231 INFO L87 Difference]: Start difference. First operand 2089 states and 2807 transitions. Second operand has 4 states, 3 states have (on average 37.666666666666664) internal successors, (113), 4 states have internal predecessors, (113), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:26:11,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:26:11,515 INFO L93 Difference]: Finished difference Result 2092 states and 2812 transitions. [2022-10-16 12:26:11,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:26:11,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 37.666666666666664) internal successors, (113), 4 states have internal predecessors, (113), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 238 [2022-10-16 12:26:11,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:26:11,529 INFO L225 Difference]: With dead ends: 2092 [2022-10-16 12:26:11,529 INFO L226 Difference]: Without dead ends: 2091 [2022-10-16 12:26:11,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:26:11,530 INFO L413 NwaCegarLoop]: 2796 mSDtfsCounter, 24 mSDsluCounter, 5546 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 8342 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:26:11,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 8342 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:26:11,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2022-10-16 12:26:11,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2075. [2022-10-16 12:26:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2075 states, 1467 states have (on average 1.2719836400817996) internal successors, (1866), 1533 states have internal predecessors, (1866), 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) [2022-10-16 12:26:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 2075 states and 2790 transitions. [2022-10-16 12:26:11,779 INFO L78 Accepts]: Start accepts. Automaton has 2075 states and 2790 transitions. Word has length 238 [2022-10-16 12:26:11,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:26:11,780 INFO L495 AbstractCegarLoop]: Abstraction has 2075 states and 2790 transitions. [2022-10-16 12:26:11,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 37.666666666666664) internal successors, (113), 4 states have internal predecessors, (113), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-10-16 12:26:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2790 transitions. [2022-10-16 12:26:11,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-10-16 12:26:11,787 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:26:11,788 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:26:11,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 12:26:12,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:26:12,003 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting macb_mii_initErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:26:12,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:26:12,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1590378490, now seen corresponding path program 1 times [2022-10-16 12:26:12,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:26:12,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625060402] [2022-10-16 12:26:12,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:26:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:26:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:26:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 12:26:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:26:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 12:26:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 12:26:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 12:26:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 12:26:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 12:26:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:26:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 12:26:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 12:26:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:45,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:26:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 12:26:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 12:26:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-16 12:26:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-10-16 12:26:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 12:26:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:26:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:26:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:26:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:26:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:26:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-10-16 12:26:46,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:26:46,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625060402] [2022-10-16 12:26:46,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625060402] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:26:46,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:26:46,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 12:26:46,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715747192] [2022-10-16 12:26:46,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:26:46,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 12:26:46,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:26:46,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 12:26:46,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:26:46,198 INFO L87 Difference]: Start difference. First operand 2075 states and 2790 transitions. Second operand has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-10-16 12:27:03,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:27:06,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:27:07,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:27:07,028 INFO L93 Difference]: Finished difference Result 4696 states and 6460 transitions. [2022-10-16 12:27:07,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 12:27:07,029 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 235 [2022-10-16 12:27:07,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:27:07,044 INFO L225 Difference]: With dead ends: 4696 [2022-10-16 12:27:07,044 INFO L226 Difference]: Without dead ends: 2636 [2022-10-16 12:27:07,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:27:07,057 INFO L413 NwaCegarLoop]: 2564 mSDtfsCounter, 1387 mSDsluCounter, 4596 mSDsCounter, 0 mSdLazyCounter, 5416 mSolverCounterSat, 629 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1682 SdHoareTripleChecker+Valid, 7160 SdHoareTripleChecker+Invalid, 6047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 629 IncrementalHoareTripleChecker+Valid, 5416 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:27:07,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1682 Valid, 7160 Invalid, 6047 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [629 Valid, 5416 Invalid, 2 Unknown, 0 Unchecked, 20.1s Time] [2022-10-16 12:27:07,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2022-10-16 12:27:07,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2089. [2022-10-16 12:27:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2089 states, 1479 states have (on average 1.2704530087897228) internal successors, (1879), 1545 states have internal predecessors, (1879), 464 states have call successors, (464), 100 states have call predecessors, (464), 100 states have return successors, (464), 459 states have call predecessors, (464), 464 states have call successors, (464) [2022-10-16 12:27:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2807 transitions. [2022-10-16 12:27:07,340 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2807 transitions. Word has length 235 [2022-10-16 12:27:07,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:27:07,341 INFO L495 AbstractCegarLoop]: Abstraction has 2089 states and 2807 transitions. [2022-10-16 12:27:07,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-10-16 12:27:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2807 transitions. [2022-10-16 12:27:07,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-10-16 12:27:07,348 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:27:07,348 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-10-16 12:27:07,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 12:27:07,349 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting macb_mii_initErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [macb_get_hwaddrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, macb_get_hwaddrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 53 more)] === [2022-10-16 12:27:07,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:27:07,349 INFO L85 PathProgramCache]: Analyzing trace with hash 2091920396, now seen corresponding path program 1 times [2022-10-16 12:27:07,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:27:07,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066905115] [2022-10-16 12:27:07,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:27:07,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:27:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat