/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_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:10:31,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:10:31,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:10:31,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:10:31,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:10:31,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:10:31,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:10:31,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:10:31,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:10:31,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:10:31,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:10:31,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:10:31,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:10:31,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:10:31,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:10:31,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:10:31,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:10:31,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:10:31,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:10:31,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:10:31,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:10:31,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:10:31,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:10:31,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:10:31,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:10:31,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:10:31,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:10:31,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:10:31,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:10:31,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:10:31,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:10:31,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:10:31,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:10:31,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:10:31,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:10:31,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:10:31,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:10:31,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:10:31,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:10:31,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:10:31,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:10:31,850 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 12:10:31,899 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:10:31,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:10:31,900 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:10:31,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:10:31,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:10:31,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:10:31,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:10:31,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:10:31,906 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:10:31,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:10:31,907 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:10:31,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:10:31,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:10:31,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:10:31,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:10:31,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:10:31,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:10:31,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:10:31,909 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:10:31,909 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:10:31,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:10:31,910 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:10:31,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:10:31,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:10:31,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:10:31,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:10:31,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:10:31,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:10:31,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:10:31,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:10:31,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:10:31,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:10:31,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:10:31,912 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:10:32,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:10:32,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:10:32,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:10:32,347 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:10:32,347 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:10:32,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2022-10-16 12:10:32,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c137067d/9867d570280b4cd0b18e45b0f66f1ba0/FLAGf5ee63850 [2022-10-16 12:10:33,636 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:10:33,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2022-10-16 12:10:33,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c137067d/9867d570280b4cd0b18e45b0f66f1ba0/FLAGf5ee63850 [2022-10-16 12:10:33,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c137067d/9867d570280b4cd0b18e45b0f66f1ba0 [2022-10-16 12:10:33,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:10:33,952 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:10:33,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:10:33,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:10:33,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:10:33,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:10:33" (1/1) ... [2022-10-16 12:10:33,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d7d993c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:33, skipping insertion in model container [2022-10-16 12:10:33,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:10:33" (1/1) ... [2022-10-16 12:10:33,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:10:34,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:10:37,601 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_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[351362,351375] [2022-10-16 12:10:37,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:10:37,668 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:10:38,215 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_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[351362,351375] [2022-10-16 12:10:38,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:10:38,601 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:10:38,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38 WrapperNode [2022-10-16 12:10:38,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:10:38,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:10:38,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:10:38,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:10:38,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:38,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,005 INFO L138 Inliner]: procedures = 415, calls = 1891, calls flagged for inlining = 249, calls inlined = 236, statements flattened = 5960 [2022-10-16 12:10:39,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:10:39,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:10:39,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:10:39,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:10:39,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,431 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:10:39,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:10:39,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:10:39,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:10:39,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (1/1) ... [2022-10-16 12:10:39,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:10:39,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:10:39,547 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 12:10:39,571 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 12:10:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 12:10:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 12:10:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:10:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:10:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 12:10:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-16 12:10:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-16 12:10:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-16 12:10:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2022-10-16 12:10:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2022-10-16 12:10:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2022-10-16 12:10:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2022-10-16 12:10:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:10:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:10:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2022-10-16 12:10:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2022-10-16 12:10:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2022-10-16 12:10:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2022-10-16 12:10:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 12:10:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 12:10:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 12:10:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 12:10:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-16 12:10:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-16 12:10:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 12:10:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-16 12:10:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 12:10:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 12:10:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:10:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:10:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2022-10-16 12:10:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2022-10-16 12:10:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2022-10-16 12:10:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2022-10-16 12:10:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2022-10-16 12:10:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2022-10-16 12:10:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-10-16 12:10:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-10-16 12:10:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:10:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-16 12:10:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-16 12:10:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2022-10-16 12:10:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2022-10-16 12:10:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2022-10-16 12:10:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2022-10-16 12:10:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 12:10:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 12:10:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:10:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-16 12:10:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-16 12:10:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 12:10:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-16 12:10:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2022-10-16 12:10:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2022-10-16 12:10:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:10:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-16 12:10:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-16 12:10:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2022-10-16 12:10:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2022-10-16 12:10:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:10:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:10:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:10:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-16 12:10:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-10-16 12:10:39,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-16 12:10:39,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-16 12:10:39,632 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2022-10-16 12:10:39,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2022-10-16 12:10:39,632 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2022-10-16 12:10:39,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2022-10-16 12:10:39,633 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2022-10-16 12:10:39,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2022-10-16 12:10:39,633 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2022-10-16 12:10:39,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2022-10-16 12:10:39,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:10:39,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-16 12:10:39,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-16 12:10:39,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-16 12:10:39,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-16 12:10:39,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-10-16 12:10:39,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-10-16 12:10:39,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-10-16 12:10:39,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-10-16 12:10:39,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:10:39,635 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-10-16 12:10:39,635 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-10-16 12:10:39,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 12:10:39,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 12:10:39,635 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 12:10:39,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 12:10:39,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:10:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:10:39,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:10:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-16 12:10:39,636 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-16 12:10:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:10:39,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 12:10:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2022-10-16 12:10:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2022-10-16 12:10:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2022-10-16 12:10:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2022-10-16 12:10:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-10-16 12:10:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-10-16 12:10:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 12:10:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 12:10:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-16 12:10:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-16 12:10:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2022-10-16 12:10:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2022-10-16 12:10:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-10-16 12:10:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-10-16 12:10:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2022-10-16 12:10:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2022-10-16 12:10:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-16 12:10:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-16 12:10:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-16 12:10:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-16 12:10:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-10-16 12:10:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-10-16 12:10:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:10:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:10:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 12:10:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 12:10:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-10-16 12:10:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-10-16 12:10:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2022-10-16 12:10:39,641 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2022-10-16 12:10:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-16 12:10:39,641 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-16 12:10:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-10-16 12:10:39,641 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-10-16 12:10:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:10:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:10:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 12:10:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 12:10:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2022-10-16 12:10:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2022-10-16 12:10:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2022-10-16 12:10:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2022-10-16 12:10:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-10-16 12:10:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-10-16 12:10:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2022-10-16 12:10:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2022-10-16 12:10:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2022-10-16 12:10:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2022-10-16 12:10:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2022-10-16 12:10:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2022-10-16 12:10:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2022-10-16 12:10:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2022-10-16 12:10:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2022-10-16 12:10:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2022-10-16 12:10:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2022-10-16 12:10:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2022-10-16 12:10:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 12:10:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 12:10:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 12:10:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 12:10:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-10-16 12:10:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-10-16 12:10:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2022-10-16 12:10:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2022-10-16 12:10:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:10:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 12:10:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 12:10:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:10:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2022-10-16 12:10:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2022-10-16 12:10:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2022-10-16 12:10:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2022-10-16 12:10:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2022-10-16 12:10:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2022-10-16 12:10:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2022-10-16 12:10:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2022-10-16 12:10:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:10:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:10:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:10:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2022-10-16 12:10:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2022-10-16 12:10:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 12:10:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 12:10:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2022-10-16 12:10:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2022-10-16 12:10:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2022-10-16 12:10:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2022-10-16 12:10:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 12:10:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 12:10:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-16 12:10:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-16 12:10:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2022-10-16 12:10:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2022-10-16 12:10:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2022-10-16 12:10:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2022-10-16 12:10:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-16 12:10:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-16 12:10:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2022-10-16 12:10:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2022-10-16 12:10:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 12:10:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 12:10:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-16 12:10:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-16 12:10:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-16 12:10:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-16 12:10:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-16 12:10:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-16 12:10:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2022-10-16 12:10:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2022-10-16 12:10:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:10:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2022-10-16 12:10:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2022-10-16 12:10:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:10:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:10:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-16 12:10:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-16 12:10:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-16 12:10:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-16 12:10:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2022-10-16 12:10:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2022-10-16 12:10:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2022-10-16 12:10:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2022-10-16 12:10:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2022-10-16 12:10:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2022-10-16 12:10:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2022-10-16 12:10:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2022-10-16 12:10:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2022-10-16 12:10:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2022-10-16 12:10:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2022-10-16 12:10:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2022-10-16 12:10:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 12:10:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 12:10:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2022-10-16 12:10:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2022-10-16 12:10:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-10-16 12:10:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-10-16 12:10:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-16 12:10:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-16 12:10:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:10:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-10-16 12:10:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-10-16 12:10:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:10:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:10:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-16 12:10:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-16 12:10:40,670 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:10:40,676 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:10:41,165 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 12:10:44,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-16 12:10:45,179 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:10:45,205 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:10:45,205 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-16 12:10:45,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:10:45 BoogieIcfgContainer [2022-10-16 12:10:45,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:10:45,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:10:45,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:10:45,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:10:45,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:10:33" (1/3) ... [2022-10-16 12:10:45,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49df4af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:10:45, skipping insertion in model container [2022-10-16 12:10:45,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:10:38" (2/3) ... [2022-10-16 12:10:45,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49df4af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:10:45, skipping insertion in model container [2022-10-16 12:10:45,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:10:45" (3/3) ... [2022-10-16 12:10:45,224 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2022-10-16 12:10:45,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:10:45,247 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-10-16 12:10:45,409 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:10:45,418 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;@54b26911, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:10:45,419 INFO L358 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2022-10-16 12:10:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 2825 states, 1941 states have (on average 1.3534260690365791) internal successors, (2627), 2014 states have internal predecessors, (2627), 734 states have call successors, (734), 113 states have call predecessors, (734), 112 states have return successors, (725), 716 states have call predecessors, (725), 725 states have call successors, (725) [2022-10-16 12:10:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-10-16 12:10:45,494 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:10:45,496 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-10-16 12:10:45,497 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __smsc911x_reg_readErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:10:45,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:10:45,504 INFO L85 PathProgramCache]: Analyzing trace with hash 588697481, now seen corresponding path program 1 times [2022-10-16 12:10:45,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:10:45,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838343704] [2022-10-16 12:10:45,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:10:45,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:10:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:10:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:10:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:10:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:10:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:10:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:10:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:10:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:10:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:10:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:10:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:46,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:10:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:10:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:10:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:10:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:10:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:10:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:10:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:10:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:10:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:10:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-16 12:10:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-10-16 12:10:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:47,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2022-10-16 12:10:47,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:10:47,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838343704] [2022-10-16 12:10:47,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838343704] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:10:47,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:10:47,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:10:47,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231991469] [2022-10-16 12:10:47,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:10:47,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:10:47,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:10:47,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:10:47,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:10:47,494 INFO L87 Difference]: Start difference. First operand has 2825 states, 1941 states have (on average 1.3534260690365791) internal successors, (2627), 2014 states have internal predecessors, (2627), 734 states have call successors, (734), 113 states have call predecessors, (734), 112 states have return successors, (725), 716 states have call predecessors, (725), 725 states have call successors, (725) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-10-16 12:10:55,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:10:55,775 INFO L93 Difference]: Finished difference Result 8646 states and 13117 transitions. [2022-10-16 12:10:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:10:55,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 245 [2022-10-16 12:10:55,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:10:55,847 INFO L225 Difference]: With dead ends: 8646 [2022-10-16 12:10:55,848 INFO L226 Difference]: Without dead ends: 5796 [2022-10-16 12:10:55,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:10:55,890 INFO L413 NwaCegarLoop]: 4273 mSDtfsCounter, 5039 mSDsluCounter, 4181 mSDsCounter, 0 mSdLazyCounter, 2985 mSolverCounterSat, 2270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5687 SdHoareTripleChecker+Valid, 8454 SdHoareTripleChecker+Invalid, 5255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2270 IncrementalHoareTripleChecker+Valid, 2985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:10:55,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5687 Valid, 8454 Invalid, 5255 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2270 Valid, 2985 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2022-10-16 12:10:55,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2022-10-16 12:10:56,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 5415. [2022-10-16 12:10:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5415 states, 3772 states have (on average 1.278101802757158) internal successors, (4821), 3870 states have internal predecessors, (4821), 1394 states have call successors, (1394), 218 states have call predecessors, (1394), 218 states have return successors, (1394), 1374 states have call predecessors, (1394), 1394 states have call successors, (1394) [2022-10-16 12:10:56,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5415 states to 5415 states and 7609 transitions. [2022-10-16 12:10:56,494 INFO L78 Accepts]: Start accepts. Automaton has 5415 states and 7609 transitions. Word has length 245 [2022-10-16 12:10:56,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:10:56,500 INFO L495 AbstractCegarLoop]: Abstraction has 5415 states and 7609 transitions. [2022-10-16 12:10:56,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-10-16 12:10:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 5415 states and 7609 transitions. [2022-10-16 12:10:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-10-16 12:10:56,513 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:10:56,514 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-10-16 12:10:56,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:10:56,515 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:10:56,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:10:56,516 INFO L85 PathProgramCache]: Analyzing trace with hash -2008152043, now seen corresponding path program 1 times [2022-10-16 12:10:56,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:10:56,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307029761] [2022-10-16 12:10:56,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:10:56,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:10:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:10:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:10:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:10:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:56,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:10:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:10:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:10:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:10:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:10:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:10:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:10:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:10:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:10:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:10:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:10:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:10:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:10:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:10:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:10:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:10:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:10:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:10:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-10-16 12:10:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-10-16 12:10:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:10:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2022-10-16 12:10:57,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:10:57,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307029761] [2022-10-16 12:10:57,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307029761] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:10:57,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:10:57,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:10:57,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947834151] [2022-10-16 12:10:57,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:10:57,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:10:57,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:10:57,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:10:57,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:10:57,413 INFO L87 Difference]: Start difference. First operand 5415 states and 7609 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-10-16 12:11:05,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:11:05,097 INFO L93 Difference]: Finished difference Result 16768 states and 23746 transitions. [2022-10-16 12:11:05,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:11:05,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 246 [2022-10-16 12:11:05,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:11:05,195 INFO L225 Difference]: With dead ends: 16768 [2022-10-16 12:11:05,195 INFO L226 Difference]: Without dead ends: 11396 [2022-10-16 12:11:05,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:11:05,243 INFO L413 NwaCegarLoop]: 4277 mSDtfsCounter, 4931 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 2924 mSolverCounterSat, 2211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5567 SdHoareTripleChecker+Valid, 8467 SdHoareTripleChecker+Invalid, 5135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2211 IncrementalHoareTripleChecker+Valid, 2924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:11:05,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5567 Valid, 8467 Invalid, 5135 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2211 Valid, 2924 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-10-16 12:11:05,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11396 states. [2022-10-16 12:11:05,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11396 to 10673. [2022-10-16 12:11:05,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10673 states, 7461 states have (on average 1.2778447929232006) internal successors, (9534), 7629 states have internal predecessors, (9534), 2746 states have call successors, (2746), 435 states have call predecessors, (2746), 435 states have return successors, (2746), 2704 states have call predecessors, (2746), 2746 states have call successors, (2746) [2022-10-16 12:11:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10673 states to 10673 states and 15026 transitions. [2022-10-16 12:11:06,003 INFO L78 Accepts]: Start accepts. Automaton has 10673 states and 15026 transitions. Word has length 246 [2022-10-16 12:11:06,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:11:06,004 INFO L495 AbstractCegarLoop]: Abstraction has 10673 states and 15026 transitions. [2022-10-16 12:11:06,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-10-16 12:11:06,005 INFO L276 IsEmpty]: Start isEmpty. Operand 10673 states and 15026 transitions. [2022-10-16 12:11:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-10-16 12:11:06,013 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:11:06,013 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:11:06,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:11:06,014 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting smsc911x_set_multicast_listErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:11:06,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:11:06,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1059715532, now seen corresponding path program 1 times [2022-10-16 12:11:06,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:11:06,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775736798] [2022-10-16 12:11:06,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:11:06,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:11:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:11:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:11:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:11:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:11:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:11:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:11:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:11:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:11:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:11:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:11:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:11:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:11:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:11:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:11:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:11:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:11:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:11:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:11:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:11:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:11:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-10-16 12:11:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-10-16 12:11:06,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:11:06,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775736798] [2022-10-16 12:11:06,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775736798] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:11:06,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:11:06,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:11:06,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353872180] [2022-10-16 12:11:06,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:11:06,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:11:06,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:11:06,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:11:06,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:11:06,996 INFO L87 Difference]: Start difference. First operand 10673 states and 15026 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-10-16 12:11:14,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:11:14,515 INFO L93 Difference]: Finished difference Result 32281 states and 45773 transitions. [2022-10-16 12:11:14,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:11:14,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 250 [2022-10-16 12:11:14,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:11:14,683 INFO L225 Difference]: With dead ends: 32281 [2022-10-16 12:11:14,683 INFO L226 Difference]: Without dead ends: 21651 [2022-10-16 12:11:14,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:11:14,764 INFO L413 NwaCegarLoop]: 5071 mSDtfsCounter, 4435 mSDsluCounter, 4554 mSDsCounter, 0 mSdLazyCounter, 2984 mSolverCounterSat, 1887 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5049 SdHoareTripleChecker+Valid, 9625 SdHoareTripleChecker+Invalid, 4871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1887 IncrementalHoareTripleChecker+Valid, 2984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:11:14,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5049 Valid, 9625 Invalid, 4871 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1887 Valid, 2984 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-10-16 12:11:14,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21651 states. [2022-10-16 12:11:16,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21651 to 20284. [2022-10-16 12:11:16,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20284 states, 14142 states have (on average 1.2728044123886295) internal successors, (18000), 14444 states have internal predecessors, (18000), 5261 states have call successors, (5261), 850 states have call predecessors, (5261), 850 states have return successors, (5261), 5177 states have call predecessors, (5261), 5261 states have call successors, (5261) [2022-10-16 12:11:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20284 states to 20284 states and 28522 transitions. [2022-10-16 12:11:16,315 INFO L78 Accepts]: Start accepts. Automaton has 20284 states and 28522 transitions. Word has length 250 [2022-10-16 12:11:16,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:11:16,316 INFO L495 AbstractCegarLoop]: Abstraction has 20284 states and 28522 transitions. [2022-10-16 12:11:16,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-10-16 12:11:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 20284 states and 28522 transitions. [2022-10-16 12:11:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-10-16 12:11:16,326 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:11:16,326 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-10-16 12:11:16,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:11:16,327 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __smsc911x_reg_readErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:11:16,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:11:16,327 INFO L85 PathProgramCache]: Analyzing trace with hash 429811452, now seen corresponding path program 1 times [2022-10-16 12:11:16,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:11:16,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329071834] [2022-10-16 12:11:16,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:11:16,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:11:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:11:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:11:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:11:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:11:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:11:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:11:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:11:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:11:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:11:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:11:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:11:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:11:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:11:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:11:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:11:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:11:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:11:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:11:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:11:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:11:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-16 12:11:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-10-16 12:11:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-10-16 12:11:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:11:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-10-16 12:11:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2022-10-16 12:11:17,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:11:17,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329071834] [2022-10-16 12:11:17,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329071834] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:11:17,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:11:17,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:11:17,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560313374] [2022-10-16 12:11:17,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:11:17,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:11:17,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:11:17,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:11:17,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:11:17,339 INFO L87 Difference]: Start difference. First operand 20284 states and 28522 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-10-16 12:11:25,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:11:25,904 INFO L93 Difference]: Finished difference Result 62250 states and 88261 transitions. [2022-10-16 12:11:25,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:11:25,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 262 [2022-10-16 12:11:25,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:11:26,176 INFO L225 Difference]: With dead ends: 62250 [2022-10-16 12:11:26,176 INFO L226 Difference]: Without dead ends: 42009 [2022-10-16 12:11:26,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:11:26,318 INFO L413 NwaCegarLoop]: 4555 mSDtfsCounter, 5001 mSDsluCounter, 4432 mSDsCounter, 0 mSdLazyCounter, 2870 mSolverCounterSat, 2149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5612 SdHoareTripleChecker+Valid, 8987 SdHoareTripleChecker+Invalid, 5019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2149 IncrementalHoareTripleChecker+Valid, 2870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:11:26,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5612 Valid, 8987 Invalid, 5019 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2149 Valid, 2870 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-10-16 12:11:26,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42009 states. [2022-10-16 12:11:29,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42009 to 40346. [2022-10-16 12:11:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40346 states, 28152 states have (on average 1.2730889457232168) internal successors, (35840), 28766 states have internal predecessors, (35840), 10403 states have call successors, (10403), 1696 states have call predecessors, (10403), 1760 states have return successors, (11062), 10255 states have call predecessors, (11062), 10403 states have call successors, (11062) [2022-10-16 12:11:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40346 states to 40346 states and 57305 transitions. [2022-10-16 12:11:29,652 INFO L78 Accepts]: Start accepts. Automaton has 40346 states and 57305 transitions. Word has length 262 [2022-10-16 12:11:29,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:11:29,654 INFO L495 AbstractCegarLoop]: Abstraction has 40346 states and 57305 transitions. [2022-10-16 12:11:29,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-10-16 12:11:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 40346 states and 57305 transitions. [2022-10-16 12:11:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-10-16 12:11:29,665 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:11:29,665 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:11:29,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:11:29,666 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting smsc911x_set_multicast_listErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:11:29,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:11:29,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1408364756, now seen corresponding path program 1 times [2022-10-16 12:11:29,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:11:29,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378704988] [2022-10-16 12:11:29,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:11:29,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:11:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:11:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:11:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:11:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:11:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:11:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:11:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:11:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:11:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:11:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:11:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:11:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:11:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:11:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:11:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:11:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:11:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:11:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:11:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:30,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:11:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:31,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:31,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:11:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:31,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-10-16 12:11:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-10-16 12:11:31,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:11:31,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378704988] [2022-10-16 12:11:31,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378704988] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:11:31,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:11:31,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:11:31,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107892232] [2022-10-16 12:11:31,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:11:31,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:11:31,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:11:31,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:11:31,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:11:31,063 INFO L87 Difference]: Start difference. First operand 40346 states and 57305 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-10-16 12:11:40,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:11:40,979 INFO L93 Difference]: Finished difference Result 116012 states and 165437 transitions. [2022-10-16 12:11:40,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:11:40,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 259 [2022-10-16 12:11:40,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:11:41,665 INFO L225 Difference]: With dead ends: 116012 [2022-10-16 12:11:41,665 INFO L226 Difference]: Without dead ends: 75709 [2022-10-16 12:11:42,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:11:42,117 INFO L413 NwaCegarLoop]: 4217 mSDtfsCounter, 4447 mSDsluCounter, 4169 mSDsCounter, 0 mSdLazyCounter, 2862 mSolverCounterSat, 2101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4998 SdHoareTripleChecker+Valid, 8386 SdHoareTripleChecker+Invalid, 4963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2101 IncrementalHoareTripleChecker+Valid, 2862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:11:42,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4998 Valid, 8386 Invalid, 4963 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2101 Valid, 2862 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-10-16 12:11:42,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75709 states. [2022-10-16 12:11:46,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75709 to 72778. [2022-10-16 12:11:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72778 states, 50360 states have (on average 1.2682287529785543) internal successors, (63868), 51518 states have internal predecessors, (63868), 19039 states have call successors, (19039), 3244 states have call predecessors, (19039), 3348 states have return successors, (20874), 18683 states have call predecessors, (20874), 19039 states have call successors, (20874) [2022-10-16 12:11:47,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72778 states to 72778 states and 103781 transitions. [2022-10-16 12:11:47,319 INFO L78 Accepts]: Start accepts. Automaton has 72778 states and 103781 transitions. Word has length 259 [2022-10-16 12:11:47,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:11:47,320 INFO L495 AbstractCegarLoop]: Abstraction has 72778 states and 103781 transitions. [2022-10-16 12:11:47,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-10-16 12:11:47,321 INFO L276 IsEmpty]: Start isEmpty. Operand 72778 states and 103781 transitions. [2022-10-16 12:11:47,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-10-16 12:11:47,330 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:11:47,330 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-10-16 12:11:47,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:11:47,331 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __smsc911x_reg_readErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:11:47,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:11:47,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1427313885, now seen corresponding path program 1 times [2022-10-16 12:11:47,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:11:47,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894522090] [2022-10-16 12:11:47,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:11:47,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:11:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:47,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:11:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:47,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:47,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:11:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:47,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:11:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:11:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:11:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:11:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:11:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:11:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:11:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:11:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:11:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:11:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:11:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:11:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:11:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:11:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:11:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:11:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:11:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:11:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:11:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-10-16 12:11:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-10-16 12:11:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-10-16 12:11:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-10-16 12:11:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:11:48,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-10-16 12:11:48,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:11:48,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894522090] [2022-10-16 12:11:48,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894522090] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:11:48,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:11:48,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:11:48,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768117365] [2022-10-16 12:11:48,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:11:48,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:11:48,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:11:48,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:11:48,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:11:48,521 INFO L87 Difference]: Start difference. First operand 72778 states and 103781 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 12:12:00,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:12:00,018 INFO L93 Difference]: Finished difference Result 167006 states and 238150 transitions. [2022-10-16 12:12:00,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:12:00,018 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 266 [2022-10-16 12:12:00,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:12:00,892 INFO L225 Difference]: With dead ends: 167006 [2022-10-16 12:12:00,893 INFO L226 Difference]: Without dead ends: 94271 [2022-10-16 12:12:01,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:12:01,593 INFO L413 NwaCegarLoop]: 4235 mSDtfsCounter, 4833 mSDsluCounter, 4135 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 2181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5461 SdHoareTripleChecker+Valid, 8370 SdHoareTripleChecker+Invalid, 5072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2181 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:12:01,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5461 Valid, 8370 Invalid, 5072 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2181 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-10-16 12:12:01,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94271 states. [2022-10-16 12:12:06,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94271 to 90652. [2022-10-16 12:12:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90652 states, 62734 states have (on average 1.2665699620620396) internal successors, (79457), 64162 states have internal predecessors, (79457), 23636 states have call successors, (23636), 4121 states have call predecessors, (23636), 4251 states have return successors, (25925), 23203 states have call predecessors, (25925), 23636 states have call successors, (25925) [2022-10-16 12:12:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90652 states to 90652 states and 129018 transitions. [2022-10-16 12:12:07,576 INFO L78 Accepts]: Start accepts. Automaton has 90652 states and 129018 transitions. Word has length 266 [2022-10-16 12:12:07,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:12:07,577 INFO L495 AbstractCegarLoop]: Abstraction has 90652 states and 129018 transitions. [2022-10-16 12:12:07,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 12:12:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 90652 states and 129018 transitions. [2022-10-16 12:12:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-10-16 12:12:07,594 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:12:07,594 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-10-16 12:12:07,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:12:07,595 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting smsc911x_set_multicast_listErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:12:07,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:12:07,595 INFO L85 PathProgramCache]: Analyzing trace with hash 48126613, now seen corresponding path program 1 times [2022-10-16 12:12:07,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:12:07,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479401028] [2022-10-16 12:12:07,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:12:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:12:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:12:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:12:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:12:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:12:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:12:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:12:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:12:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:12:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:12:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:12:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:12:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:12:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:12:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:12:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:12:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:12:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:12:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:12:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:12:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:12:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-16 12:12:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-10-16 12:12:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-10-16 12:12:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2022-10-16 12:12:08,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:12:08,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479401028] [2022-10-16 12:12:08,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479401028] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:12:08,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:12:08,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:12:08,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275755999] [2022-10-16 12:12:08,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:12:08,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:12:08,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:12:08,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:12:08,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:12:08,782 INFO L87 Difference]: Start difference. First operand 90652 states and 129018 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-10-16 12:12:20,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:12:20,611 INFO L93 Difference]: Finished difference Result 221811 states and 315815 transitions. [2022-10-16 12:12:20,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:12:20,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 274 [2022-10-16 12:12:20,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:12:21,384 INFO L225 Difference]: With dead ends: 221811 [2022-10-16 12:12:21,384 INFO L226 Difference]: Without dead ends: 131202 [2022-10-16 12:12:21,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:12:21,977 INFO L413 NwaCegarLoop]: 6771 mSDtfsCounter, 4074 mSDsluCounter, 5358 mSDsCounter, 0 mSdLazyCounter, 2958 mSolverCounterSat, 1595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4705 SdHoareTripleChecker+Valid, 12129 SdHoareTripleChecker+Invalid, 4553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1595 IncrementalHoareTripleChecker+Valid, 2958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-10-16 12:12:21,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4705 Valid, 12129 Invalid, 4553 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1595 Valid, 2958 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-10-16 12:12:22,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131202 states. [2022-10-16 12:12:28,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131202 to 125755. [2022-10-16 12:12:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125755 states, 87657 states have (on average 1.265785961189637) internal successors, (110955), 89631 states have internal predecessors, (110955), 32066 states have call successors, (32066), 5829 states have call predecessors, (32066), 6001 states have return successors, (35357), 31450 states have call predecessors, (35357), 32066 states have call successors, (35357) [2022-10-16 12:12:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125755 states to 125755 states and 178378 transitions. [2022-10-16 12:12:29,638 INFO L78 Accepts]: Start accepts. Automaton has 125755 states and 178378 transitions. Word has length 274 [2022-10-16 12:12:29,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:12:29,642 INFO L495 AbstractCegarLoop]: Abstraction has 125755 states and 178378 transitions. [2022-10-16 12:12:29,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-10-16 12:12:29,643 INFO L276 IsEmpty]: Start isEmpty. Operand 125755 states and 178378 transitions. [2022-10-16 12:12:29,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-10-16 12:12:29,655 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:12:29,655 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 19, 19, 19, 19, 19, 19, 4, 4, 4, 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] [2022-10-16 12:12:29,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:12:29,656 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __smsc911x_reg_readErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:12:29,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:12:29,656 INFO L85 PathProgramCache]: Analyzing trace with hash 615871243, now seen corresponding path program 1 times [2022-10-16 12:12:29,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:12:29,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596980419] [2022-10-16 12:12:29,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:12:29,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:12:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:12:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:12:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:12:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:12:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:12:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:12:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:12:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:12:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:12:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:12:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:12:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:12:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:12:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:12:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:12:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:12:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:12:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:12:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:12:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:12:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-10-16 12:12:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-10-16 12:12:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-10-16 12:12:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:12:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:12:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-10-16 12:12:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-10-16 12:12:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-10-16 12:12:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 12:12:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-10-16 12:12:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-10-16 12:12:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:12:30,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1896 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1881 trivial. 0 not checked. [2022-10-16 12:12:30,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:12:30,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596980419] [2022-10-16 12:12:30,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596980419] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:12:30,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:12:30,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:12:30,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648299768] [2022-10-16 12:12:30,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:12:30,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:12:30,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:12:30,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:12:30,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:12:30,904 INFO L87 Difference]: Start difference. First operand 125755 states and 178378 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-10-16 12:12:50,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:12:50,475 INFO L93 Difference]: Finished difference Result 384913 states and 547244 transitions. [2022-10-16 12:12:50,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:12:50,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 322 [2022-10-16 12:12:50,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:12:52,650 INFO L225 Difference]: With dead ends: 384913 [2022-10-16 12:12:52,650 INFO L226 Difference]: Without dead ends: 259290 [2022-10-16 12:12:53,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:12:53,196 INFO L413 NwaCegarLoop]: 6944 mSDtfsCounter, 4218 mSDsluCounter, 5686 mSDsCounter, 0 mSdLazyCounter, 2922 mSolverCounterSat, 1580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4854 SdHoareTripleChecker+Valid, 12630 SdHoareTripleChecker+Invalid, 4502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1580 IncrementalHoareTripleChecker+Valid, 2922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:12:53,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4854 Valid, 12630 Invalid, 4502 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1580 Valid, 2922 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-10-16 12:12:53,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259290 states. [2022-10-16 12:13:08,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259290 to 248499. [2022-10-16 12:13:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248499 states, 173314 states have (on average 1.2662335414334676) internal successors, (219456), 177104 states have internal predecessors, (219456), 63344 states have call successors, (63344), 11466 states have call predecessors, (63344), 11810 states have return successors, (69907), 62240 states have call predecessors, (69907), 63344 states have call successors, (69907) [2022-10-16 12:13:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248499 states to 248499 states and 352707 transitions. [2022-10-16 12:13:11,591 INFO L78 Accepts]: Start accepts. Automaton has 248499 states and 352707 transitions. Word has length 322 [2022-10-16 12:13:11,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:13:11,593 INFO L495 AbstractCegarLoop]: Abstraction has 248499 states and 352707 transitions. [2022-10-16 12:13:11,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-10-16 12:13:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 248499 states and 352707 transitions. [2022-10-16 12:13:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-10-16 12:13:11,628 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:13:11,631 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 19, 19, 19, 19, 19, 19, 4, 4, 4, 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] [2022-10-16 12:13:11,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 12:13:11,631 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __smsc911x_reg_readErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__smsc911x_reg_read_shiftErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __smsc911x_reg_read_shiftErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 38 more)] === [2022-10-16 12:13:11,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:13:11,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1491890249, now seen corresponding path program 1 times [2022-10-16 12:13:11,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:13:11,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697289233] [2022-10-16 12:13:11,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:13:11,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:13:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:13:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:13:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:13:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:13:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:11,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:13:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:13:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:13:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:13:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:13:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 12:13:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 12:13:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:13:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:13:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:13:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-16 12:13:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:13:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 12:13:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-16 12:13:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:13:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-10-16 12:13:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-10-16 12:13:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-10-16 12:13:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-10-16 12:13:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:13:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:13:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-10-16 12:13:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-10-16 12:13:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-10-16 12:13:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 12:13:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-10-16 12:13:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-10-16 12:13:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:13:12,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1896 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1881 trivial. 0 not checked. [2022-10-16 12:13:12,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:13:12,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697289233] [2022-10-16 12:13:12,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697289233] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:13:12,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:13:12,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:13:12,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244138892] [2022-10-16 12:13:12,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:13:12,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:13:12,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:13:12,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:13:12,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:13:12,472 INFO L87 Difference]: Start difference. First operand 248499 states and 352707 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32)