./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:37:38,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:37:38,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:37:38,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:37:38,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:37:38,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:37:38,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:37:38,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:37:38,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:37:38,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:37:38,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:37:38,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:37:38,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:37:38,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:37:38,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:37:38,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:37:38,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:37:38,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:37:38,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:37:38,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:37:38,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:37:38,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:37:38,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:37:38,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:37:38,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:37:38,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:37:38,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:37:38,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:37:38,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:37:38,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:37:38,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:37:38,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:37:38,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:37:38,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:37:38,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:37:38,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:37:38,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:37:38,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:37:38,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:37:38,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:37:38,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:37:38,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:37:38,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:37:38,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:37:38,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:37:38,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:37:38,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:37:38,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:37:38,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:37:38,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:37:38,903 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:37:38,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:37:38,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:37:38,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:37:38,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:37:38,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:37:38,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:37:38,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:37:38,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:37:38,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:37:38,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:37:38,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:37:38,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:37:38,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:37:38,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:37:38,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:37:38,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:37:38,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:37:38,907 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2021-12-14 17:37:39,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:37:39,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:37:39,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:37:39,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:37:39,102 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:37:39,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2021-12-14 17:37:39,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143a8d9cb/5e40a842168c495a8348ce4eeff31072/FLAGc6d9cb7e6 [2021-12-14 17:37:39,875 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:37:39,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2021-12-14 17:37:39,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143a8d9cb/5e40a842168c495a8348ce4eeff31072/FLAGc6d9cb7e6 [2021-12-14 17:37:40,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143a8d9cb/5e40a842168c495a8348ce4eeff31072 [2021-12-14 17:37:40,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:37:40,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:37:40,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:37:40,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:37:40,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:37:40,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:37:40" (1/1) ... [2021-12-14 17:37:40,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ad6305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:40, skipping insertion in model container [2021-12-14 17:37:40,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:37:40" (1/1) ... [2021-12-14 17:37:40,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:37:40,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:37:44,324 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2021-12-14 17:37:44,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:37:44,591 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:37:45,084 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2021-12-14 17:37:45,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:37:45,305 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:37:45,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45 WrapperNode [2021-12-14 17:37:45,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:37:45,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:37:45,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:37:45,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:37:45,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:45,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:45,776 INFO L137 Inliner]: procedures = 589, calls = 7081, calls flagged for inlining = 252, calls inlined = 236, statements flattened = 14209 [2021-12-14 17:37:45,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:37:45,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:37:45,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:37:45,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:37:45,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:45,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:45,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:45,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:46,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:46,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:46,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:46,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:37:46,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:37:46,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:37:46,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:37:46,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (1/1) ... [2021-12-14 17:37:46,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:37:46,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:37:46,388 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) [2021-12-14 17:37:46,390 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 [2021-12-14 17:37:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 17:37:46,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 17:37:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-14 17:37:46,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-14 17:37:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-14 17:37:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-14 17:37:46,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-14 17:37:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2021-12-14 17:37:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2021-12-14 17:37:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-14 17:37:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-14 17:37:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-14 17:37:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-14 17:37:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2021-12-14 17:37:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2021-12-14 17:37:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:37:46,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:37:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2021-12-14 17:37:46,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2021-12-14 17:37:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2021-12-14 17:37:46,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2021-12-14 17:37:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2021-12-14 17:37:46,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2021-12-14 17:37:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_qlge_err_handler_release_3 [2021-12-14 17:37:46,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_qlge_err_handler_release_3 [2021-12-14 17:37:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-14 17:37:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-14 17:37:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:37:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:37:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-12-14 17:37:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-12-14 17:37:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2021-12-14 17:37:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2021-12-14 17:37:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-14 17:37:46,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-14 17:37:46,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-14 17:37:46,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-14 17:37:46,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-14 17:37:46,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-14 17:37:46,416 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:37:46,416 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:37:46,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-14 17:37:46,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-14 17:37:46,417 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:37:46,417 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:37:46,417 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2021-12-14 17:37:46,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2021-12-14 17:37:46,417 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2021-12-14 17:37:46,417 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2021-12-14 17:37:46,417 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:37:46,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:37:46,417 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2021-12-14 17:37:46,418 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2021-12-14 17:37:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2021-12-14 17:37:46,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2021-12-14 17:37:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2021-12-14 17:37:46,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2021-12-14 17:37:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-12-14 17:37:46,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-12-14 17:37:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:37:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:37:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2021-12-14 17:37:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2021-12-14 17:37:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:37:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:37:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:37:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:37:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2021-12-14 17:37:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2021-12-14 17:37:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:37:46,420 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:37:46,420 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2021-12-14 17:37:46,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2021-12-14 17:37:46,420 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2021-12-14 17:37:46,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2021-12-14 17:37:46,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:37:46,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:37:46,420 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-14 17:37:46,420 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-14 17:37:46,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:37:46,421 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:37:46,421 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:37:46,421 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2021-12-14 17:37:46,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2021-12-14 17:37:46,421 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2021-12-14 17:37:46,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2021-12-14 17:37:46,421 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2021-12-14 17:37:46,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2021-12-14 17:37:46,422 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2021-12-14 17:37:46,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2021-12-14 17:37:46,422 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2021-12-14 17:37:46,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2021-12-14 17:37:46,422 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2021-12-14 17:37:46,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2021-12-14 17:37:46,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-14 17:37:46,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-14 17:37:46,422 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:37:46,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:37:46,423 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2021-12-14 17:37:46,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2021-12-14 17:37:46,423 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2021-12-14 17:37:46,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2021-12-14 17:37:46,423 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-12-14 17:37:46,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2021-12-14 17:37:46,423 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:37:46,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2021-12-14 17:37:46,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:37:46,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2021-12-14 17:37:46,424 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-14 17:37:46,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:37:46,424 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2021-12-14 17:37:46,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2021-12-14 17:37:46,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-14 17:37:46,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-14 17:37:46,425 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:37:46,425 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:37:46,425 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:37:46,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:37:46,425 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2021-12-14 17:37:46,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2021-12-14 17:37:46,426 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2021-12-14 17:37:46,426 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2021-12-14 17:37:46,426 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2021-12-14 17:37:46,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2021-12-14 17:37:46,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:37:46,426 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2021-12-14 17:37:46,426 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2021-12-14 17:37:46,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:37:46,427 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:37:46,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:37:46,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:37:46,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:37:46,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-14 17:37:46,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-14 17:37:46,427 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2021-12-14 17:37:46,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2021-12-14 17:37:46,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-12-14 17:37:46,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-12-14 17:37:46,428 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2021-12-14 17:37:46,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2021-12-14 17:37:46,428 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-14 17:37:46,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-14 17:37:46,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-14 17:37:46,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-14 17:37:46,428 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2021-12-14 17:37:46,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2021-12-14 17:37:46,428 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2021-12-14 17:37:46,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2021-12-14 17:37:46,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:37:46,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:37:46,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:37:46,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:37:46,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-14 17:37:46,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-14 17:37:46,429 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2021-12-14 17:37:46,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2021-12-14 17:37:46,429 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2021-12-14 17:37:46,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2021-12-14 17:37:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2021-12-14 17:37:46,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2021-12-14 17:37:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:37:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2021-12-14 17:37:46,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2021-12-14 17:37:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2021-12-14 17:37:46,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2021-12-14 17:37:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2021-12-14 17:37:46,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 17:37:46,431 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2021-12-14 17:37:46,431 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:37:46,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:37:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2021-12-14 17:37:46,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2021-12-14 17:37:46,432 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2021-12-14 17:37:46,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2021-12-14 17:37:46,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:37:46,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:37:46,432 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2021-12-14 17:37:46,432 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2021-12-14 17:37:46,432 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 17:37:46,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 17:37:46,432 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2021-12-14 17:37:46,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2021-12-14 17:37:46,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-14 17:37:46,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-14 17:37:46,433 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2021-12-14 17:37:46,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2021-12-14 17:37:46,433 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 17:37:46,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 17:37:46,433 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2021-12-14 17:37:46,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2021-12-14 17:37:46,433 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-14 17:37:46,434 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-14 17:37:46,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2021-12-14 17:37:46,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2021-12-14 17:37:46,434 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:37:46,434 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:37:46,434 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-14 17:37:46,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-14 17:37:46,434 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-14 17:37:46,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-14 17:37:46,434 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2021-12-14 17:37:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2021-12-14 17:37:46,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2021-12-14 17:37:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2021-12-14 17:37:46,435 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 17:37:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 17:37:46,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2021-12-14 17:37:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2021-12-14 17:37:46,435 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 17:37:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 17:37:46,435 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:37:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:37:46,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2021-12-14 17:37:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2021-12-14 17:37:46,436 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2021-12-14 17:37:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2021-12-14 17:37:46,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:37:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:37:46,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2021-12-14 17:37:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2021-12-14 17:37:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-14 17:37:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-14 17:37:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2021-12-14 17:37:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2021-12-14 17:37:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2021-12-14 17:37:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2021-12-14 17:37:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:37:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:37:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2021-12-14 17:37:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-12-14 17:37:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-14 17:37:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:37:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:37:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2021-12-14 17:37:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2021-12-14 17:37:46,439 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 17:37:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 17:37:46,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 17:37:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 17:37:46,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2021-12-14 17:37:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2021-12-14 17:37:46,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2021-12-14 17:37:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2021-12-14 17:37:46,439 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-14 17:37:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-14 17:37:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2021-12-14 17:37:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2021-12-14 17:37:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2021-12-14 17:37:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2021-12-14 17:37:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2021-12-14 17:37:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2021-12-14 17:37:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-12-14 17:37:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-12-14 17:37:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2021-12-14 17:37:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2021-12-14 17:37:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2021-12-14 17:37:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2021-12-14 17:37:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:37:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:37:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:37:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:37:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:37:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:37:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-14 17:37:46,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-14 17:37:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2021-12-14 17:37:46,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2021-12-14 17:37:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 17:37:46,442 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 17:37:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:37:46,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:37:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-12-14 17:37:46,442 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-12-14 17:37:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2021-12-14 17:37:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2021-12-14 17:37:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:37:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:37:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 17:37:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 17:37:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2021-12-14 17:37:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2021-12-14 17:37:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2021-12-14 17:37:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2021-12-14 17:37:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-14 17:37:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-14 17:37:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2021-12-14 17:37:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2021-12-14 17:37:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-14 17:37:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-14 17:37:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:37:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:37:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2021-12-14 17:37:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:37:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2021-12-14 17:37:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-14 17:37:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2021-12-14 17:37:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2021-12-14 17:37:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:37:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:37:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2021-12-14 17:37:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2021-12-14 17:37:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2021-12-14 17:37:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2021-12-14 17:37:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:37:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-14 17:37:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-14 17:37:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2021-12-14 17:37:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2021-12-14 17:37:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-12-14 17:37:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-14 17:37:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2021-12-14 17:37:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2021-12-14 17:37:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2021-12-14 17:37:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2021-12-14 17:37:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-14 17:37:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-14 17:37:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2021-12-14 17:37:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2021-12-14 17:37:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:37:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:37:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 17:37:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 17:37:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2021-12-14 17:37:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2021-12-14 17:37:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2021-12-14 17:37:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2021-12-14 17:37:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-12-14 17:37:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-12-14 17:37:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-14 17:37:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-14 17:37:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:37:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:37:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-14 17:37:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-14 17:37:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2021-12-14 17:37:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2021-12-14 17:37:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:37:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:37:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2021-12-14 17:37:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2021-12-14 17:37:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-14 17:37:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-14 17:37:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:37:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:37:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-14 17:37:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-14 17:37:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2021-12-14 17:37:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2021-12-14 17:37:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:37:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:37:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2021-12-14 17:37:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2021-12-14 17:37:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-12-14 17:37:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:37:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2021-12-14 17:37:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2021-12-14 17:37:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2021-12-14 17:37:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2021-12-14 17:37:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2021-12-14 17:37:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2021-12-14 17:37:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 17:37:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 17:37:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 17:37:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 17:37:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2021-12-14 17:37:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2021-12-14 17:37:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2021-12-14 17:37:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2021-12-14 17:37:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 17:37:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 17:37:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2021-12-14 17:37:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2021-12-14 17:37:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2021-12-14 17:37:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2021-12-14 17:37:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 17:37:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 17:37:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2021-12-14 17:37:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2021-12-14 17:37:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2021-12-14 17:37:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2021-12-14 17:37:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2021-12-14 17:37:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2021-12-14 17:37:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2021-12-14 17:37:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2021-12-14 17:37:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-14 17:37:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-14 17:37:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-14 17:37:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-14 17:37:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2021-12-14 17:37:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2021-12-14 17:37:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2021-12-14 17:37:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2021-12-14 17:37:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2021-12-14 17:37:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2021-12-14 17:37:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2021-12-14 17:37:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2021-12-14 17:37:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:37:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:37:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2021-12-14 17:37:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2021-12-14 17:37:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 17:37:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 17:37:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2021-12-14 17:37:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2021-12-14 17:37:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2021-12-14 17:37:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2021-12-14 17:37:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 17:37:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:37:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:37:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:37:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2021-12-14 17:37:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2021-12-14 17:37:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2021-12-14 17:37:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2021-12-14 17:37:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2021-12-14 17:37:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2021-12-14 17:37:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-12-14 17:37:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-12-14 17:37:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-12-14 17:37:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-12-14 17:37:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2021-12-14 17:37:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2021-12-14 17:37:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2021-12-14 17:37:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2021-12-14 17:37:47,596 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:37:47,599 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:38:10,241 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:38:10,264 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:38:10,265 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:38:10,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:38:10 BoogieIcfgContainer [2021-12-14 17:38:10,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:38:10,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:38:10,272 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:38:10,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:38:10,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:37:40" (1/3) ... [2021-12-14 17:38:10,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b560d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:38:10, skipping insertion in model container [2021-12-14 17:38:10,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:37:45" (2/3) ... [2021-12-14 17:38:10,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b560d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:38:10, skipping insertion in model container [2021-12-14 17:38:10,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:38:10" (3/3) ... [2021-12-14 17:38:10,277 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2021-12-14 17:38:10,283 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:38:10,283 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:38:10,337 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:38:10,344 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:38:10,345 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:38:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand has 4656 states, 3324 states have (on average 1.3721419975932612) internal successors, (4561), 3390 states have internal predecessors, (4561), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) [2021-12-14 17:38:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-12-14 17:38:10,436 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:10,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:10,437 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:10,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:10,440 INFO L85 PathProgramCache]: Analyzing trace with hash -278435686, now seen corresponding path program 1 times [2021-12-14 17:38:10,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:10,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655459034] [2021-12-14 17:38:10,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:10,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:38:11,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:11,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655459034] [2021-12-14 17:38:11,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655459034] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:11,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:11,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:38:11,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577811367] [2021-12-14 17:38:11,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:11,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:38:11,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:11,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:38:11,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:11,110 INFO L87 Difference]: Start difference. First operand has 4656 states, 3324 states have (on average 1.3721419975932612) internal successors, (4561), 3390 states have internal predecessors, (4561), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:11,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:38:11,640 INFO L93 Difference]: Finished difference Result 13939 states and 20501 transitions. [2021-12-14 17:38:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:38:11,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-12-14 17:38:11,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:38:11,708 INFO L225 Difference]: With dead ends: 13939 [2021-12-14 17:38:11,708 INFO L226 Difference]: Without dead ends: 9264 [2021-12-14 17:38:11,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:11,750 INFO L933 BasicCegarLoop]: 7871 mSDtfsCounter, 6737 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6737 SdHoareTripleChecker+Valid, 14626 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:38:11,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6737 Valid, 14626 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:38:11,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9264 states. [2021-12-14 17:38:12,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9264 to 9260. [2021-12-14 17:38:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9260 states, 6607 states have (on average 1.369607991524141) internal successors, (9049), 6730 states have internal predecessors, (9049), 2212 states have call successors, (2212), 441 states have call predecessors, (2212), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2021-12-14 17:38:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9260 states to 9260 states and 13467 transitions. [2021-12-14 17:38:12,190 INFO L78 Accepts]: Start accepts. Automaton has 9260 states and 13467 transitions. Word has length 17 [2021-12-14 17:38:12,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:38:12,191 INFO L470 AbstractCegarLoop]: Abstraction has 9260 states and 13467 transitions. [2021-12-14 17:38:12,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 9260 states and 13467 transitions. [2021-12-14 17:38:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-14 17:38:12,201 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:12,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:12,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:38:12,201 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:12,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:12,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1011919491, now seen corresponding path program 1 times [2021-12-14 17:38:12,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:12,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131452785] [2021-12-14 17:38:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:12,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:38:12,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:12,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131452785] [2021-12-14 17:38:12,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131452785] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:12,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:12,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:38:12,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801762176] [2021-12-14 17:38:12,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:12,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:38:12,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:12,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:38:12,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:12,587 INFO L87 Difference]: Start difference. First operand 9260 states and 13467 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:12,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:38:12,975 INFO L93 Difference]: Finished difference Result 9262 states and 13468 transitions. [2021-12-14 17:38:12,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:38:12,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-12-14 17:38:12,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:38:13,178 INFO L225 Difference]: With dead ends: 9262 [2021-12-14 17:38:13,179 INFO L226 Difference]: Without dead ends: 9259 [2021-12-14 17:38:13,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:13,187 INFO L933 BasicCegarLoop]: 6745 mSDtfsCounter, 6730 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6730 SdHoareTripleChecker+Valid, 6745 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:38:13,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6730 Valid, 6745 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:38:13,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9259 states. [2021-12-14 17:38:13,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9259 to 9259. [2021-12-14 17:38:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9259 states, 6607 states have (on average 1.3694566369002572) internal successors, (9048), 6729 states have internal predecessors, (9048), 2211 states have call successors, (2211), 441 states have call predecessors, (2211), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2021-12-14 17:38:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 13465 transitions. [2021-12-14 17:38:13,534 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 13465 transitions. Word has length 19 [2021-12-14 17:38:13,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:38:13,535 INFO L470 AbstractCegarLoop]: Abstraction has 9259 states and 13465 transitions. [2021-12-14 17:38:13,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:13,535 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 13465 transitions. [2021-12-14 17:38:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-14 17:38:13,537 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:13,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:13,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:38:13,537 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:13,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:13,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1307283777, now seen corresponding path program 1 times [2021-12-14 17:38:13,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:13,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752901691] [2021-12-14 17:38:13,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:13,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:38:13,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:13,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752901691] [2021-12-14 17:38:13,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752901691] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:13,853 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:13,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:38:13,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757412127] [2021-12-14 17:38:13,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:13,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:38:13,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:13,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:38:13,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:13,855 INFO L87 Difference]: Start difference. First operand 9259 states and 13465 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:14,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:38:14,154 INFO L93 Difference]: Finished difference Result 9261 states and 13466 transitions. [2021-12-14 17:38:14,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:38:14,155 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-12-14 17:38:14,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:38:14,220 INFO L225 Difference]: With dead ends: 9261 [2021-12-14 17:38:14,221 INFO L226 Difference]: Without dead ends: 9258 [2021-12-14 17:38:14,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:14,236 INFO L933 BasicCegarLoop]: 6743 mSDtfsCounter, 6727 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6727 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:38:14,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6727 Valid, 6743 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:38:14,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9258 states. [2021-12-14 17:38:14,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9258 to 9258. [2021-12-14 17:38:14,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9258 states, 6607 states have (on average 1.3693052822763736) internal successors, (9047), 6728 states have internal predecessors, (9047), 2210 states have call successors, (2210), 441 states have call predecessors, (2210), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2021-12-14 17:38:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 13463 transitions. [2021-12-14 17:38:14,582 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 13463 transitions. Word has length 20 [2021-12-14 17:38:14,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:38:14,582 INFO L470 AbstractCegarLoop]: Abstraction has 9258 states and 13463 transitions. [2021-12-14 17:38:14,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 13463 transitions. [2021-12-14 17:38:14,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-14 17:38:14,585 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:14,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:14,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:38:14,585 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:14,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:14,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1873637184, now seen corresponding path program 1 times [2021-12-14 17:38:14,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:14,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575128601] [2021-12-14 17:38:14,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:14,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:38:14,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:14,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575128601] [2021-12-14 17:38:14,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575128601] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:14,987 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:14,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:38:14,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377124792] [2021-12-14 17:38:14,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:14,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:38:14,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:14,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:38:14,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:14,989 INFO L87 Difference]: Start difference. First operand 9258 states and 13463 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:15,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:38:15,347 INFO L93 Difference]: Finished difference Result 9856 states and 14301 transitions. [2021-12-14 17:38:15,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:38:15,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-12-14 17:38:15,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:38:15,392 INFO L225 Difference]: With dead ends: 9856 [2021-12-14 17:38:15,392 INFO L226 Difference]: Without dead ends: 9852 [2021-12-14 17:38:15,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:15,402 INFO L933 BasicCegarLoop]: 6919 mSDtfsCounter, 6383 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6383 SdHoareTripleChecker+Valid, 7673 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-14 17:38:15,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6383 Valid, 7673 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-14 17:38:15,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9852 states. [2021-12-14 17:38:15,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9852 to 9850. [2021-12-14 17:38:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9850 states, 7013 states have (on average 1.3705974618565522) internal successors, (9612), 7138 states have internal predecessors, (9612), 2342 states have call successors, (2342), 495 states have call predecessors, (2342), 494 states have return successors, (2340), 2312 states have call predecessors, (2340), 2340 states have call successors, (2340) [2021-12-14 17:38:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9850 states to 9850 states and 14294 transitions. [2021-12-14 17:38:15,688 INFO L78 Accepts]: Start accepts. Automaton has 9850 states and 14294 transitions. Word has length 21 [2021-12-14 17:38:15,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:38:15,689 INFO L470 AbstractCegarLoop]: Abstraction has 9850 states and 14294 transitions. [2021-12-14 17:38:15,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 9850 states and 14294 transitions. [2021-12-14 17:38:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-12-14 17:38:15,690 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:15,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:15,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 17:38:15,691 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:15,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:15,691 INFO L85 PathProgramCache]: Analyzing trace with hash 2044248546, now seen corresponding path program 1 times [2021-12-14 17:38:15,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:15,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639247851] [2021-12-14 17:38:15,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:15,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:38:15,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:15,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639247851] [2021-12-14 17:38:15,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639247851] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:15,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:15,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:38:15,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555074881] [2021-12-14 17:38:15,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:15,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:38:15,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:15,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:38:15,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:15,970 INFO L87 Difference]: Start difference. First operand 9850 states and 14294 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:16,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:38:16,245 INFO L93 Difference]: Finished difference Result 9852 states and 14295 transitions. [2021-12-14 17:38:16,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:38:16,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-12-14 17:38:16,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:38:16,298 INFO L225 Difference]: With dead ends: 9852 [2021-12-14 17:38:16,299 INFO L226 Difference]: Without dead ends: 9842 [2021-12-14 17:38:16,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:38:16,309 INFO L933 BasicCegarLoop]: 6738 mSDtfsCounter, 6719 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6719 SdHoareTripleChecker+Valid, 6738 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:38:16,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6719 Valid, 6738 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:38:16,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9842 states. [2021-12-14 17:38:16,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9842 to 9842. [2021-12-14 17:38:16,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9842 states, 7006 states have (on average 1.370682272337996) internal successors, (9603), 7130 states have internal predecessors, (9603), 2341 states have call successors, (2341), 495 states have call predecessors, (2341), 494 states have return successors, (2340), 2312 states have call predecessors, (2340), 2340 states have call successors, (2340) [2021-12-14 17:38:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 9842 states and 14284 transitions. [2021-12-14 17:38:16,693 INFO L78 Accepts]: Start accepts. Automaton has 9842 states and 14284 transitions. Word has length 22 [2021-12-14 17:38:16,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:38:16,694 INFO L470 AbstractCegarLoop]: Abstraction has 9842 states and 14284 transitions. [2021-12-14 17:38:16,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:38:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 9842 states and 14284 transitions. [2021-12-14 17:38:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-14 17:38:16,707 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:38:16,707 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:38:16,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 17:38:16,707 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:38:16,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:38:16,708 INFO L85 PathProgramCache]: Analyzing trace with hash -514835803, now seen corresponding path program 1 times [2021-12-14 17:38:16,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:38:16,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572646425] [2021-12-14 17:38:16,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:38:16,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:38:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:38:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-14 17:38:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-14 17:38:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-14 17:38:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:38:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-14 17:38:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-14 17:38:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:38:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:38:17,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-12-14 17:38:17,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:38:17,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572646425] [2021-12-14 17:38:17,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572646425] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:38:17,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:38:17,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:38:17,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326495804] [2021-12-14 17:38:17,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:38:17,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:38:17,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:38:17,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:38:17,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:38:17,117 INFO L87 Difference]: Start difference. First operand 9842 states and 14284 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-14 17:38:30,556 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:38:34,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:38:37,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []