/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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:10:13,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:10:13,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:10:13,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:10:13,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:10:13,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:10:13,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:10:13,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:10:13,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:10:13,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:10:13,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:10:13,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:10:13,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:10:13,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:10:13,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:10:13,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:10:13,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:10:13,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:10:13,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:10:13,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:10:13,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:10:13,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:10:13,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:10:13,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:10:13,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:10:13,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:10:13,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:10:13,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:10:13,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:10:13,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:10:13,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:10:13,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:10:13,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:10:13,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:10:13,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:10:13,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:10:13,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:10:13,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:10:13,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:10:13,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:10:13,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:10:13,853 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 13:10:13,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:10:13,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:10:13,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:10:13,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:10:13,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:10:13,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:10:13,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:10:13,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:10:13,884 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:10:13,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:10:13,885 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:10:13,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:10:13,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:10:13,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:10:13,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:10:13,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:10:13,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:10:13,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:10:13,887 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:10:13,887 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:10:13,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:10:13,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:10:13,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:10:13,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:10:13,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:10:13,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:10:13,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:10:13,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:10:13,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:10:13,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:10:13,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:10:13,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:10:13,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:10:13,890 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:10:14,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:10:14,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:10:14,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:10:14,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:10:14,399 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:10:14,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-16 13:10:14,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb4dd098/59cd6c92cee34e0ab0b0aaef3cf1e39d/FLAG04a7fac7c [2022-10-16 13:10:15,867 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:10:15,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-16 13:10:15,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb4dd098/59cd6c92cee34e0ab0b0aaef3cf1e39d/FLAG04a7fac7c [2022-10-16 13:10:16,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb4dd098/59cd6c92cee34e0ab0b0aaef3cf1e39d [2022-10-16 13:10:16,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:10:16,050 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:10:16,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:10:16,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:10:16,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:10:16,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:10:16" (1/1) ... [2022-10-16 13:10:16,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6deb818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:16, skipping insertion in model container [2022-10-16 13:10:16,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:10:16" (1/1) ... [2022-10-16 13:10:16,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:10:16,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:10:18,490 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-10-16 13:10:22,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:10:22,119 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:10:22,336 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-10-16 13:10:23,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:10:23,421 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:10:23,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23 WrapperNode [2022-10-16 13:10:23,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:10:23,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:10:23,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:10:23,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:10:23,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:23,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,130 INFO L138 Inliner]: procedures = 558, calls = 5013, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 9132 [2022-10-16 13:10:24,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:10:24,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:10:24,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:10:24,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:10:24,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:24,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:25,086 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:25,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:25,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:10:25,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:10:25,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:10:25,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:10:25,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (1/1) ... [2022-10-16 13:10:25,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:10:25,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:10:25,249 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 13:10:25,273 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 13:10:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-16 13:10:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-16 13:10:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-10-16 13:10:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-10-16 13:10:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-16 13:10:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-16 13:10:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2022-10-16 13:10:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2022-10-16 13:10:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2022-10-16 13:10:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2022-10-16 13:10:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:10:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:10:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2022-10-16 13:10:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2022-10-16 13:10:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2022-10-16 13:10:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2022-10-16 13:10:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:10:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-16 13:10:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2022-10-16 13:10:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2022-10-16 13:10:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2022-10-16 13:10:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2022-10-16 13:10:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2022-10-16 13:10:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2022-10-16 13:10:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 13:10:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 13:10:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-10-16 13:10:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-10-16 13:10:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-16 13:10:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-16 13:10:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2022-10-16 13:10:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2022-10-16 13:10:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-10-16 13:10:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-10-16 13:10:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-16 13:10:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-16 13:10:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2022-10-16 13:10:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2022-10-16 13:10:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-10-16 13:10:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-10-16 13:10:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-10-16 13:10:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-10-16 13:10:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-10-16 13:10:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-10-16 13:10:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-10-16 13:10:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-10-16 13:10:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-16 13:10:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-16 13:10:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 13:10:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 13:10:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2022-10-16 13:10:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2022-10-16 13:10:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-16 13:10:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-16 13:10:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-10-16 13:10:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2022-10-16 13:10:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2022-10-16 13:10:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:10:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:10:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-16 13:10:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-16 13:10:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2022-10-16 13:10:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2022-10-16 13:10:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:10:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-16 13:10:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-16 13:10:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-10-16 13:10:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-10-16 13:10:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2022-10-16 13:10:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2022-10-16 13:10:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-16 13:10:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-16 13:10:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-10-16 13:10:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-10-16 13:10:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 13:10:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 13:10:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 13:10:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 13:10:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-16 13:10:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-16 13:10:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2022-10-16 13:10:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2022-10-16 13:10:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2022-10-16 13:10:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2022-10-16 13:10:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-16 13:10:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-16 13:10:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:10:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 13:10:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 13:10:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:10:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-10-16 13:10:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-10-16 13:10:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2022-10-16 13:10:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2022-10-16 13:10:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:10:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 13:10:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 13:10:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2022-10-16 13:10:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2022-10-16 13:10:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:10:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:10:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2022-10-16 13:10:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2022-10-16 13:10:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-10-16 13:10:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-10-16 13:10:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-10-16 13:10:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-10-16 13:10:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-10-16 13:10:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-10-16 13:10:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-10-16 13:10:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-10-16 13:10:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-16 13:10:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-16 13:10:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2022-10-16 13:10:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2022-10-16 13:10:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 13:10:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-16 13:10:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-10-16 13:10:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-10-16 13:10:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-16 13:10:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-16 13:10:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:10:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2022-10-16 13:10:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2022-10-16 13:10:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-10-16 13:10:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-10-16 13:10:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:10:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2022-10-16 13:10:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2022-10-16 13:10:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2022-10-16 13:10:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2022-10-16 13:10:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2022-10-16 13:10:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2022-10-16 13:10:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2022-10-16 13:10:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2022-10-16 13:10:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:10:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 13:10:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:10:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 13:10:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-10-16 13:10:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-10-16 13:10:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2022-10-16 13:10:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2022-10-16 13:10:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-16 13:10:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-16 13:10:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2022-10-16 13:10:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2022-10-16 13:10:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2022-10-16 13:10:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2022-10-16 13:10:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-10-16 13:10:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-10-16 13:10:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2022-10-16 13:10:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2022-10-16 13:10:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-16 13:10:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-16 13:10:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-10-16 13:10:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-10-16 13:10:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 13:10:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 13:10:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2022-10-16 13:10:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2022-10-16 13:10:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2022-10-16 13:10:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2022-10-16 13:10:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2022-10-16 13:10:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2022-10-16 13:10:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-10-16 13:10:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-10-16 13:10:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-16 13:10:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-16 13:10:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2022-10-16 13:10:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2022-10-16 13:10:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:10:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:10:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2022-10-16 13:10:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2022-10-16 13:10:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:10:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:10:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-16 13:10:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-16 13:10:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2022-10-16 13:10:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2022-10-16 13:10:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-10-16 13:10:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-10-16 13:10:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-16 13:10:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-16 13:10:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:10:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:10:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:10:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:10:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2022-10-16 13:10:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2022-10-16 13:10:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-16 13:10:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-16 13:10:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-16 13:10:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-16 13:10:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-10-16 13:10:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-10-16 13:10:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-16 13:10:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-16 13:10:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2022-10-16 13:10:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2022-10-16 13:10:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-16 13:10:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-16 13:10:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2022-10-16 13:10:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2022-10-16 13:10:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2022-10-16 13:10:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2022-10-16 13:10:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-16 13:10:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2022-10-16 13:10:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2022-10-16 13:10:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-16 13:10:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-16 13:10:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-16 13:10:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-16 13:10:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2022-10-16 13:10:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2022-10-16 13:10:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2022-10-16 13:10:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2022-10-16 13:10:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2022-10-16 13:10:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2022-10-16 13:10:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-10-16 13:10:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-10-16 13:10:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2022-10-16 13:10:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2022-10-16 13:10:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-10-16 13:10:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-10-16 13:10:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2022-10-16 13:10:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2022-10-16 13:10:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:10:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:10:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-16 13:10:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-16 13:10:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-10-16 13:10:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-10-16 13:10:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-16 13:10:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-16 13:10:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:10:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:10:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-10-16 13:10:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-10-16 13:10:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-16 13:10:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-16 13:10:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:10:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:10:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-16 13:10:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-16 13:10:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2022-10-16 13:10:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2022-10-16 13:10:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-10-16 13:10:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-10-16 13:10:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-16 13:10:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-16 13:10:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2022-10-16 13:10:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2022-10-16 13:10:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2022-10-16 13:10:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2022-10-16 13:10:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2022-10-16 13:10:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2022-10-16 13:10:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-10-16 13:10:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-10-16 13:10:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-10-16 13:10:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-10-16 13:10:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:10:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:10:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:10:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 13:10:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 13:10:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:10:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-16 13:10:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-16 13:10:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:10:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2022-10-16 13:10:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2022-10-16 13:10:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-16 13:10:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-16 13:10:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-10-16 13:10:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-10-16 13:10:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 13:10:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 13:10:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2022-10-16 13:10:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2022-10-16 13:10:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-10-16 13:10:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-10-16 13:10:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:10:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:10:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2022-10-16 13:10:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2022-10-16 13:10:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2022-10-16 13:10:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2022-10-16 13:10:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2022-10-16 13:10:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2022-10-16 13:10:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-10-16 13:10:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-10-16 13:10:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-16 13:10:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-16 13:10:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2022-10-16 13:10:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2022-10-16 13:10:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 13:10:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 13:10:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-16 13:10:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-16 13:10:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-10-16 13:10:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-10-16 13:10:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-10-16 13:10:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-10-16 13:10:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-16 13:10:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-16 13:10:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-10-16 13:10:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-10-16 13:10:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2022-10-16 13:10:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2022-10-16 13:10:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-10-16 13:10:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-10-16 13:10:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-16 13:10:25,366 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-16 13:10:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:10:25,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 13:10:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:10:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-10-16 13:10:25,366 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-10-16 13:10:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2022-10-16 13:10:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2022-10-16 13:10:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-16 13:10:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-16 13:10:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:10:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:10:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2022-10-16 13:10:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2022-10-16 13:10:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-16 13:10:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-16 13:10:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-16 13:10:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-16 13:10:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2022-10-16 13:10:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2022-10-16 13:10:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-16 13:10:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-16 13:10:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-10-16 13:10:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-10-16 13:10:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-10-16 13:10:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-10-16 13:10:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-10-16 13:10:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-10-16 13:10:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2022-10-16 13:10:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2022-10-16 13:10:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-10-16 13:10:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-10-16 13:10:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-16 13:10:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-16 13:10:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2022-10-16 13:10:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2022-10-16 13:10:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-16 13:10:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-16 13:10:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-10-16 13:10:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-10-16 13:10:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-10-16 13:10:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-10-16 13:10:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-16 13:10:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-16 13:10:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-10-16 13:10:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-10-16 13:10:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2022-10-16 13:10:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2022-10-16 13:10:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:10:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2022-10-16 13:10:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2022-10-16 13:10:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2022-10-16 13:10:25,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2022-10-16 13:10:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-10-16 13:10:25,373 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-10-16 13:10:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-16 13:10:25,373 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-16 13:10:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-16 13:10:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2022-10-16 13:10:25,374 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2022-10-16 13:10:26,486 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:10:26,491 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:10:26,625 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:10:52,550 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:10:52,603 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:10:52,603 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-16 13:10:52,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:10:52 BoogieIcfgContainer [2022-10-16 13:10:52,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:10:52,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:10:52,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:10:52,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:10:52,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:10:16" (1/3) ... [2022-10-16 13:10:52,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c86277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:10:52, skipping insertion in model container [2022-10-16 13:10:52,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:10:23" (2/3) ... [2022-10-16 13:10:52,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c86277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:10:52, skipping insertion in model container [2022-10-16 13:10:52,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:10:52" (3/3) ... [2022-10-16 13:10:52,631 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-16 13:10:52,657 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:10:52,658 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 252 error locations. [2022-10-16 13:10:52,845 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:10:52,856 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;@5054ccf8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:10:52,857 INFO L358 AbstractCegarLoop]: Starting to check reachability of 252 error locations. [2022-10-16 13:10:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 3893 states, 2574 states have (on average 1.4467754467754468) internal successors, (3724), 2913 states have internal predecessors, (3724), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) [2022-10-16 13:10:52,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-16 13:10:52,928 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:52,930 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:10:52,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [sky2_all_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_all_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 249 more)] === [2022-10-16 13:10:52,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:52,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1960583711, now seen corresponding path program 1 times [2022-10-16 13:10:52,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:52,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253025030] [2022-10-16 13:10:52,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:52,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:10:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:10:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:10:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:10:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:10:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:10:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:10:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:10:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:10:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:10:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:10:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 13:10:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-10-16 13:10:54,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:54,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253025030] [2022-10-16 13:10:54,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253025030] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:54,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:54,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:10:54,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525457580] [2022-10-16 13:10:54,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:54,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:10:54,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:54,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:10:54,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:10:54,905 INFO L87 Difference]: Start difference. First operand has 3893 states, 2574 states have (on average 1.4467754467754468) internal successors, (3724), 2913 states have internal predecessors, (3724), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:11:08,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:10,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:12,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:14,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:16,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:31,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-16 13:11:33,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-16 13:11:34,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:34,793 INFO L93 Difference]: Finished difference Result 12517 states and 18386 transitions. [2022-10-16 13:11:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:11:34,799 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 99 [2022-10-16 13:11:34,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:34,891 INFO L225 Difference]: With dead ends: 12517 [2022-10-16 13:11:34,891 INFO L226 Difference]: Without dead ends: 8552 [2022-10-16 13:11:34,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:11:34,936 INFO L413 NwaCegarLoop]: 5572 mSDtfsCounter, 10905 mSDsluCounter, 6814 mSDsCounter, 0 mSdLazyCounter, 7405 mSolverCounterSat, 6291 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11501 SdHoareTripleChecker+Valid, 12386 SdHoareTripleChecker+Invalid, 13703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6291 IncrementalHoareTripleChecker+Valid, 7405 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:34,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11501 Valid, 12386 Invalid, 13703 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6291 Valid, 7405 Invalid, 7 Unknown, 0 Unchecked, 38.3s Time] [2022-10-16 13:11:34,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8552 states. [2022-10-16 13:11:35,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8552 to 7271. [2022-10-16 13:11:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7271 states, 5040 states have (on average 1.3706349206349207) internal successors, (6908), 5341 states have internal predecessors, (6908), 1728 states have call successors, (1728), 350 states have call predecessors, (1728), 350 states have return successors, (1728), 1685 states have call predecessors, (1728), 1728 states have call successors, (1728) [2022-10-16 13:11:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7271 states to 7271 states and 10364 transitions. [2022-10-16 13:11:35,691 INFO L78 Accepts]: Start accepts. Automaton has 7271 states and 10364 transitions. Word has length 99 [2022-10-16 13:11:35,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:35,692 INFO L495 AbstractCegarLoop]: Abstraction has 7271 states and 10364 transitions. [2022-10-16 13:11:35,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:11:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 7271 states and 10364 transitions. [2022-10-16 13:11:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-16 13:11:35,700 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:35,700 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:35,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:11:35,701 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [sky2_all_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_all_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 249 more)] === [2022-10-16 13:11:35,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:35,702 INFO L85 PathProgramCache]: Analyzing trace with hash 918078043, now seen corresponding path program 1 times [2022-10-16 13:11:35,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:35,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775167838] [2022-10-16 13:11:35,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:35,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:11:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:11:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:11:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:11:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:11:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:11:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:11:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:11:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:11:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:11:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 13:11:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-10-16 13:11:36,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:36,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775167838] [2022-10-16 13:11:36,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775167838] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:11:36,656 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:11:36,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:11:36,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137020042] [2022-10-16 13:11:36,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:11:36,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:11:36,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:36,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:11:36,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:11:36,660 INFO L87 Difference]: Start difference. First operand 7271 states and 10364 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:11:50,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:52,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:54,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:56,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:11:59,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:12:05,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:12:07,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:12:09,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:12:11,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:12:21,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-16 13:12:23,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:12:23,228 INFO L93 Difference]: Finished difference Result 23235 states and 33528 transitions. [2022-10-16 13:12:23,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:12:23,229 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 106 [2022-10-16 13:12:23,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:12:23,356 INFO L225 Difference]: With dead ends: 23235 [2022-10-16 13:12:23,356 INFO L226 Difference]: Without dead ends: 15997 [2022-10-16 13:12:23,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:12:23,406 INFO L413 NwaCegarLoop]: 5481 mSDtfsCounter, 10236 mSDsluCounter, 6767 mSDsCounter, 0 mSdLazyCounter, 7235 mSolverCounterSat, 5950 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10770 SdHoareTripleChecker+Valid, 12248 SdHoareTripleChecker+Invalid, 13195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5950 IncrementalHoareTripleChecker+Valid, 7235 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:12:23,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10770 Valid, 12248 Invalid, 13195 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5950 Valid, 7235 Invalid, 10 Unknown, 0 Unchecked, 44.9s Time] [2022-10-16 13:12:23,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15997 states. [2022-10-16 13:12:24,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15997 to 13638. [2022-10-16 13:12:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13638 states, 9545 states have (on average 1.3712938711367209) internal successors, (13089), 9966 states have internal predecessors, (13089), 3266 states have call successors, (3266), 674 states have call predecessors, (3266), 674 states have return successors, (3266), 3179 states have call predecessors, (3266), 3266 states have call successors, (3266) [2022-10-16 13:12:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13638 states to 13638 states and 19621 transitions. [2022-10-16 13:12:24,749 INFO L78 Accepts]: Start accepts. Automaton has 13638 states and 19621 transitions. Word has length 106 [2022-10-16 13:12:24,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:12:24,751 INFO L495 AbstractCegarLoop]: Abstraction has 13638 states and 19621 transitions. [2022-10-16 13:12:24,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:12:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 13638 states and 19621 transitions. [2022-10-16 13:12:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-16 13:12:24,761 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:12:24,761 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:24,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:12:24,763 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_timer_3Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [sky2_all_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_all_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 249 more)] === [2022-10-16 13:12:24,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:12:24,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1743899680, now seen corresponding path program 1 times [2022-10-16 13:12:24,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:12:24,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692047090] [2022-10-16 13:12:24,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:24,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:12:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:12:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:12:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:12:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:12:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:12:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:12:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:12:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:12:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:25,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:12:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:12:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:12:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 13:12:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 13:12:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 13:12:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-10-16 13:12:26,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:12:26,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692047090] [2022-10-16 13:12:26,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692047090] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:12:26,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:12:26,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 13:12:26,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265005596] [2022-10-16 13:12:26,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:12:26,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:12:26,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:12:26,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:12:26,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:12:26,114 INFO L87 Difference]: Start difference. First operand 13638 states and 19621 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:12:58,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:00,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:02,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:04,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:06,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:08,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:11,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:13,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:15,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:17,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:19,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:21,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:23,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:25,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:27,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:29,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:35,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:37,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:39,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:13:41,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []